Home / 160,806.04-221,925.96-89,209.13

Finding the Fourth Proportional to 160,806.04, 221,925.96 and 89,209.13

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Solution

The fourth proportional to 160,806.04, 221,925.96 and 89,209.13 is: 123,116.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,806.04 : 221,925.96 = 89,209.13 : x
  2. Step 2: Convert to fraction form
    160,806.04/221,925.96 = 89,209.13/x
  3. Step 3: Cross multiply
    160,806.04x = 221,925.96 × 89,209.13
  4. Step 4: Simplify right side
    160,806.04x = 19,797,820,706.39
  5. Step 5: Solve for x
    x = 19,797,820,706.39/160,806.04
  6. Step 6: Final answer
    x = 123,116.15

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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.