Home / 187,767.72-281,652.12-47,526.21

Finding the Fourth Proportional to 187,767.72, 281,652.12 and 47,526.21

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Solution

The fourth proportional to 187,767.72, 281,652.12 and 47,526.21 is: 71,289.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,767.72 : 281,652.12 = 47,526.21 : x
  2. Step 2: Convert to fraction form
    187,767.72/281,652.12 = 47,526.21/x
  3. Step 3: Cross multiply
    187,767.72x = 281,652.12 × 47,526.21
  4. Step 4: Simplify right side
    187,767.72x = 13,385,857,802.07
  5. Step 5: Solve for x
    x = 13,385,857,802.07/187,767.72
  6. Step 6: Final answer
    x = 71,289.45

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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.