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Finding the Fourth Proportional to 59,277.48, 88,909.92 and 19,830.12

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Solution

The fourth proportional to 59,277.48, 88,909.92 and 19,830.12 is: 29,743.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,277.48 : 88,909.92 = 19,830.12 : x
  2. Step 2: Convert to fraction form
    59,277.48/88,909.92 = 19,830.12/x
  3. Step 3: Cross multiply
    59,277.48x = 88,909.92 × 19,830.12
  4. Step 4: Simplify right side
    59,277.48x = 1,763,094,382.79
  5. Step 5: Solve for x
    x = 1,763,094,382.79/59,277.48
  6. Step 6: Final answer
    x = 29,743.07

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1.5x scale

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.