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Finding the Fourth Proportional to 59,283.80, 88,925.70 and 56,659.40

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Solution

The fourth proportional to 59,283.80, 88,925.70 and 56,659.40 is: 84,989.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,283.80 : 88,925.70 = 56,659.40 : x
  2. Step 2: Convert to fraction form
    59,283.80/88,925.70 = 56,659.40/x
  3. Step 3: Cross multiply
    59,283.80x = 88,925.70 × 56,659.40
  4. Step 4: Simplify right side
    59,283.80x = 5,038,476,806.58
  5. Step 5: Solve for x
    x = 5,038,476,806.58/59,283.80
  6. Step 6: Final answer
    x = 84,989.10

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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.