Home / 160,323.52-221,252.98-88,702.38

Finding the Fourth Proportional to 160,323.52, 221,252.98 and 88,702.38

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Solution

The fourth proportional to 160,323.52, 221,252.98 and 88,702.38 is: 122,412.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,323.52 : 221,252.98 = 88,702.38 : x
  2. Step 2: Convert to fraction form
    160,323.52/221,252.98 = 88,702.38/x
  3. Step 3: Cross multiply
    160,323.52x = 221,252.98 × 88,702.38
  4. Step 4: Simplify right side
    160,323.52x = 19,625,665,908.09
  5. Step 5: Solve for x
    x = 19,625,665,908.09/160,323.52
  6. Step 6: Final answer
    x = 122,412.89

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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.