Home / 148,681.38-205,180.59-88,264.14

Finding the Fourth Proportional to 148,681.38, 205,180.59 and 88,264.14

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Solution

The fourth proportional to 148,681.38, 205,180.59 and 88,264.14 is: 121,804.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,681.38 : 205,180.59 = 88,264.14 : x
  2. Step 2: Convert to fraction form
    148,681.38/205,180.59 = 88,264.14/x
  3. Step 3: Cross multiply
    148,681.38x = 205,180.59 × 88,264.14
  4. Step 4: Simplify right side
    148,681.38x = 18,110,087,284.74
  5. Step 5: Solve for x
    x = 18,110,087,284.74/148,681.38
  6. Step 6: Final answer
    x = 121,804.68

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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.