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Finding the Fourth Proportional to 64,224.60, 96,818.28 and 59,943

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Solution

The fourth proportional to 64,224.60, 96,818.28 and 59,943 is: 90,363.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,224.60 : 96,818.28 = 59,943 : x
  2. Step 2: Convert to fraction form
    64,224.60/96,818.28 = 59,943/x
  3. Step 3: Cross multiply
    64,224.60x = 96,818.28 × 59,943
  4. Step 4: Simplify right side
    64,224.60x = 5,803,578,158.04
  5. Step 5: Solve for x
    x = 5,803,578,158.04/64,224.60
  6. Step 6: Final answer
    x = 90,363.79

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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.