Home / 115,835,814.40-173,751,064.80-58,312,638.40

Finding the Fourth Proportional to 115,835,814.40, 173,751,064.80 and 58,312,638.40

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Solution

The fourth proportional to 115,835,814.40, 173,751,064.80 and 58,312,638.40 is: 87,467,620.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,835,814.40 : 173,751,064.80 = 58,312,638.40 : x
  2. Step 2: Convert to fraction form
    115,835,814.40/173,751,064.80 = 58,312,638.40/x
  3. Step 3: Cross multiply
    115,835,814.40x = 173,751,064.80 × 58,312,638.40
  4. Step 4: Simplify right side
    115,835,814.40x = 10,131,883,013,297,368
  5. Step 5: Solve for x
    x = 10,131,883,013,297,368/115,835,814.40
  6. Step 6: Final answer
    x = 87,467,620.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.