Home / 105,248.76-145,227.28-59,928.64

Finding the Fourth Proportional to 105,248.76, 145,227.28 and 59,928.64

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Solution

The fourth proportional to 105,248.76, 145,227.28 and 59,928.64 is: 82,692.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,248.76 : 145,227.28 = 59,928.64 : x
  2. Step 2: Convert to fraction form
    105,248.76/145,227.28 = 59,928.64/x
  3. Step 3: Cross multiply
    105,248.76x = 145,227.28 × 59,928.64
  4. Step 4: Simplify right side
    105,248.76x = 8,703,273,381.30
  5. Step 5: Solve for x
    x = 8,703,273,381.30/105,248.76
  6. Step 6: Final answer
    x = 82,692.41

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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.