Home / 144,639.10-216,938.65-44,867.90

Finding the Fourth Proportional to 144,639.10, 216,938.65 and 44,867.90

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Solution

The fourth proportional to 144,639.10, 216,938.65 and 44,867.90 is: 67,295.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,639.10 : 216,938.65 = 44,867.90 : x
  2. Step 2: Convert to fraction form
    144,639.10/216,938.65 = 44,867.90/x
  3. Step 3: Cross multiply
    144,639.10x = 216,938.65 × 44,867.90
  4. Step 4: Simplify right side
    144,639.10x = 9,733,581,654.34
  5. Step 5: Solve for x
    x = 9,733,581,654.34/144,639.10
  6. Step 6: Final answer
    x = 67,295.65

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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.