Home / 74,630.75-102,957.14-50,423.92

Finding the Fourth Proportional to 74,630.75, 102,957.14 and 50,423.92

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Solution

The fourth proportional to 74,630.75, 102,957.14 and 50,423.92 is: 69,562.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,630.75 : 102,957.14 = 50,423.92 : x
  2. Step 2: Convert to fraction form
    74,630.75/102,957.14 = 50,423.92/x
  3. Step 3: Cross multiply
    74,630.75x = 102,957.14 × 50,423.92
  4. Step 4: Simplify right side
    74,630.75x = 5,191,502,459.46
  5. Step 5: Solve for x
    x = 5,191,502,459.46/74,630.75
  6. Step 6: Final answer
    x = 69,562.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.