Home / 42,068.40-63,102.60-39,502.32

Finding the Fourth Proportional to 42,068.40, 63,102.60 and 39,502.32

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Solution

The fourth proportional to 42,068.40, 63,102.60 and 39,502.32 is: 59,253.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,068.40 : 63,102.60 = 39,502.32 : x
  2. Step 2: Convert to fraction form
    42,068.40/63,102.60 = 39,502.32/x
  3. Step 3: Cross multiply
    42,068.40x = 63,102.60 × 39,502.32
  4. Step 4: Simplify right side
    42,068.40x = 2,492,699,098.03
  5. Step 5: Solve for x
    x = 2,492,699,098.03/42,068.40
  6. Step 6: Final answer
    x = 59,253.48

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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.