Home / 141,633.36-212,455.12-48,126.96

Finding the Fourth Proportional to 141,633.36, 212,455.12 and 48,126.96

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Solution

The fourth proportional to 141,633.36, 212,455.12 and 48,126.96 is: 72,192.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,633.36 : 212,455.12 = 48,126.96 : x
  2. Step 2: Convert to fraction form
    141,633.36/212,455.12 = 48,126.96/x
  3. Step 3: Cross multiply
    141,633.36x = 212,455.12 × 48,126.96
  4. Step 4: Simplify right side
    141,633.36x = 10,224,819,062.04
  5. Step 5: Solve for x
    x = 10,224,819,062.04/141,633.36
  6. Step 6: Final answer
    x = 72,192.17

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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.