Home / 144,638.60-216,937.90-44,867.40

Finding the Fourth Proportional to 144,638.60, 216,937.90 and 44,867.40

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Solution

The fourth proportional to 144,638.60, 216,937.90 and 44,867.40 is: 67,294.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,638.60 : 216,937.90 = 44,867.40 : x
  2. Step 2: Convert to fraction form
    144,638.60/216,937.90 = 44,867.40/x
  3. Step 3: Cross multiply
    144,638.60x = 216,937.90 × 44,867.40
  4. Step 4: Simplify right side
    144,638.60x = 9,733,439,534.46
  5. Step 5: Solve for x
    x = 9,733,439,534.46/144,638.60
  6. Step 6: Final answer
    x = 67,294.90

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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.