Home / 159,646.34-220,295.10-88,022.12

Finding the Fourth Proportional to 159,646.34, 220,295.10 and 88,022.12

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Solution

The fourth proportional to 159,646.34, 220,295.10 and 88,022.12 is: 121,461.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,646.34 : 220,295.10 = 88,022.12 : x
  2. Step 2: Convert to fraction form
    159,646.34/220,295.10 = 88,022.12/x
  3. Step 3: Cross multiply
    159,646.34x = 220,295.10 × 88,022.12
  4. Step 4: Simplify right side
    159,646.34x = 19,390,841,727.61
  5. Step 5: Solve for x
    x = 19,390,841,727.61/159,646.34
  6. Step 6: Final answer
    x = 121,461.24

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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.