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Finding the Fourth Proportional to 73,148.95, 100,905.13 and 59,551.62

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Solution

The fourth proportional to 73,148.95, 100,905.13 and 59,551.62 is: 82,148.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,148.95 : 100,905.13 = 59,551.62 : x
  2. Step 2: Convert to fraction form
    73,148.95/100,905.13 = 59,551.62/x
  3. Step 3: Cross multiply
    73,148.95x = 100,905.13 × 59,551.62
  4. Step 4: Simplify right side
    73,148.95x = 6,009,063,957.81
  5. Step 5: Solve for x
    x = 6,009,063,957.81/73,148.95
  6. Step 6: Final answer
    x = 82,148.33

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1.5x scale

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.