Home / 160,257.95-221,157.92-88,636.13

Finding the Fourth Proportional to 160,257.95, 221,157.92 and 88,636.13

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Solution

The fourth proportional to 160,257.95, 221,157.92 and 88,636.13 is: 122,318.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,257.95 : 221,157.92 = 88,636.13 : x
  2. Step 2: Convert to fraction form
    160,257.95/221,157.92 = 88,636.13/x
  3. Step 3: Cross multiply
    160,257.95x = 221,157.92 × 88,636.13
  4. Step 4: Simplify right side
    160,257.95x = 19,602,581,704.47
  5. Step 5: Solve for x
    x = 19,602,581,704.47/160,257.95
  6. Step 6: Final answer
    x = 122,318.93

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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.