Home / 42,170.79-63,266.56-29,715.13

Finding the Fourth Proportional to 42,170.79, 63,266.56 and 29,715.13

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Solution

The fourth proportional to 42,170.79, 63,266.56 and 29,715.13 is: 44,580.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,170.79 : 63,266.56 = 29,715.13 : x
  2. Step 2: Convert to fraction form
    42,170.79/63,266.56 = 29,715.13/x
  3. Step 3: Cross multiply
    42,170.79x = 63,266.56 × 29,715.13
  4. Step 4: Simplify right side
    42,170.79x = 1,879,973,590.14
  5. Step 5: Solve for x
    x = 1,879,973,590.14/42,170.79
  6. Step 6: Final answer
    x = 44,580.00

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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.