Home / 94,912.16-142,402.16-42,316.96

Finding the Fourth Proportional to 94,912.16, 142,402.16 and 42,316.96

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Solution

The fourth proportional to 94,912.16, 142,402.16 and 42,316.96 is: 63,490.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,912.16 : 142,402.16 = 42,316.96 : x
  2. Step 2: Convert to fraction form
    94,912.16/142,402.16 = 42,316.96/x
  3. Step 3: Cross multiply
    94,912.16x = 142,402.16 × 42,316.96
  4. Step 4: Simplify right side
    94,912.16x = 6,026,026,508.63
  5. Step 5: Solve for x
    x = 6,026,026,508.63/94,912.16
  6. Step 6: Final answer
    x = 63,490.56

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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.