Home / 144,636.60-216,934.90-44,865.40

Finding the Fourth Proportional to 144,636.60, 216,934.90 and 44,865.40

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Solution

The fourth proportional to 144,636.60, 216,934.90 and 44,865.40 is: 67,291.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,636.60 : 216,934.90 = 44,865.40 : x
  2. Step 2: Convert to fraction form
    144,636.60/216,934.90 = 44,865.40/x
  3. Step 3: Cross multiply
    144,636.60x = 216,934.90 × 44,865.40
  4. Step 4: Simplify right side
    144,636.60x = 9,732,871,062.46
  5. Step 5: Solve for x
    x = 9,732,871,062.46/144,636.60
  6. Step 6: Final answer
    x = 67,291.90

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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.