Home / 207,962.29-286,966.38-153,543.39

Finding the Fourth Proportional to 207,962.29, 286,966.38 and 153,543.39

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Solution

The fourth proportional to 207,962.29, 286,966.38 and 153,543.39 is: 211,873.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,962.29 : 286,966.38 = 153,543.39 : x
  2. Step 2: Convert to fraction form
    207,962.29/286,966.38 = 153,543.39/x
  3. Step 3: Cross multiply
    207,962.29x = 286,966.38 × 153,543.39
  4. Step 4: Simplify right side
    207,962.29x = 44,061,790,801.23
  5. Step 5: Solve for x
    x = 44,061,790,801.23/207,962.29
  6. Step 6: Final answer
    x = 211,873.95

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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.