Home / 160,322.52-221,251.59-88,701.39

Finding the Fourth Proportional to 160,322.52, 221,251.59 and 88,701.39

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Solution

The fourth proportional to 160,322.52, 221,251.59 and 88,701.39 is: 122,411.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,322.52 : 221,251.59 = 88,701.39 : x
  2. Step 2: Convert to fraction form
    160,322.52/221,251.59 = 88,701.39/x
  3. Step 3: Cross multiply
    160,322.52x = 221,251.59 × 88,701.39
  4. Step 4: Simplify right side
    160,322.52x = 19,625,323,572.71
  5. Step 5: Solve for x
    x = 19,625,323,572.71/160,322.52
  6. Step 6: Final answer
    x = 122,411.52

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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.