Home / 147,904.60-221,727.30-88,677.40

Finding the Fourth Proportional to 147,904.60, 221,727.30 and 88,677.40

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Solution

The fourth proportional to 147,904.60, 221,727.30 and 88,677.40 is: 132,938.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,904.60 : 221,727.30 = 88,677.40 : x
  2. Step 2: Convert to fraction form
    147,904.60/221,727.30 = 88,677.40/x
  3. Step 3: Cross multiply
    147,904.60x = 221,727.30 × 88,677.40
  4. Step 4: Simplify right side
    147,904.60x = 19,662,200,473.02
  5. Step 5: Solve for x
    x = 19,662,200,473.02/147,904.60
  6. Step 6: Final answer
    x = 132,938.40

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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.