Home / 187,011.55-280,522.98-60,648.31

Finding the Fourth Proportional to 187,011.55, 280,522.98 and 60,648.31

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Solution

The fourth proportional to 187,011.55, 280,522.98 and 60,648.31 is: 90,974.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,011.55 : 280,522.98 = 60,648.31 : x
  2. Step 2: Convert to fraction form
    187,011.55/280,522.98 = 60,648.31/x
  3. Step 3: Cross multiply
    187,011.55x = 280,522.98 × 60,648.31
  4. Step 4: Simplify right side
    187,011.55x = 17,013,244,653.16
  5. Step 5: Solve for x
    x = 17,013,244,653.16/187,011.55
  6. Step 6: Final answer
    x = 90,974.30

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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.