Home / 147,923.60-221,755.80-88,696.40

Finding the Fourth Proportional to 147,923.60, 221,755.80 and 88,696.40

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Solution

The fourth proportional to 147,923.60, 221,755.80 and 88,696.40 is: 132,966.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,923.60 : 221,755.80 = 88,696.40 : x
  2. Step 2: Convert to fraction form
    147,923.60/221,755.80 = 88,696.40/x
  3. Step 3: Cross multiply
    147,923.60x = 221,755.80 × 88,696.40
  4. Step 4: Simplify right side
    147,923.60x = 19,668,941,139.12
  5. Step 5: Solve for x
    x = 19,668,941,139.12/147,923.60
  6. Step 6: Final answer
    x = 132,966.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.