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Finding the Fourth Proportional to 60,473.46, 90,698.34 and 57,472.95

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Solution

The fourth proportional to 60,473.46, 90,698.34 and 57,472.95 is: 86,198.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,473.46 : 90,698.34 = 57,472.95 : x
  2. Step 2: Convert to fraction form
    60,473.46/90,698.34 = 57,472.95/x
  3. Step 3: Cross multiply
    60,473.46x = 90,698.34 × 57,472.95
  4. Step 4: Simplify right side
    60,473.46x = 5,212,700,419.05
  5. Step 5: Solve for x
    x = 5,212,700,419.05/60,473.46
  6. Step 6: Final answer
    x = 86,198.16

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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.