Home / 187,578.16-281,366.02-47,336.92

Finding the Fourth Proportional to 187,578.16, 281,366.02 and 47,336.92

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Solution

The fourth proportional to 187,578.16, 281,366.02 and 47,336.92 is: 71,005.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,578.16 : 281,366.02 = 47,336.92 : x
  2. Step 2: Convert to fraction form
    187,578.16/281,366.02 = 47,336.92/x
  3. Step 3: Cross multiply
    187,578.16x = 281,366.02 × 47,336.92
  4. Step 4: Simplify right side
    187,578.16x = 13,319,000,779.46
  5. Step 5: Solve for x
    x = 13,319,000,779.46/187,578.16
  6. Step 6: Final answer
    x = 71,005.07

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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.