Home / 95,354.34-143,602.52-86,841.69

Finding the Fourth Proportional to 95,354.34, 143,602.52 and 86,841.69

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Solution

The fourth proportional to 95,354.34, 143,602.52 and 86,841.69 is: 130,782.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,354.34 : 143,602.52 = 86,841.69 : x
  2. Step 2: Convert to fraction form
    95,354.34/143,602.52 = 86,841.69/x
  3. Step 3: Cross multiply
    95,354.34x = 143,602.52 × 86,841.69
  4. Step 4: Simplify right side
    95,354.34x = 12,470,685,525.06
  5. Step 5: Solve for x
    x = 12,470,685,525.06/95,354.34
  6. Step 6: Final answer
    x = 130,782.57

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.