Home / 160,355.90-221,275.14-88,725.98

Finding the Fourth Proportional to 160,355.90, 221,275.14 and 88,725.98

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Solution

The fourth proportional to 160,355.90, 221,275.14 and 88,725.98 is: 122,433.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,355.90 : 221,275.14 = 88,725.98 : x
  2. Step 2: Convert to fraction form
    160,355.90/221,275.14 = 88,725.98/x
  3. Step 3: Cross multiply
    160,355.90x = 221,275.14 × 88,725.98
  4. Step 4: Simplify right side
    160,355.90x = 19,632,853,646.14
  5. Step 5: Solve for x
    x = 19,632,853,646.14/160,355.90
  6. Step 6: Final answer
    x = 122,433.00

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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.