Home / 144,911.90-217,432.65-51,484.70

Finding the Fourth Proportional to 144,911.90, 217,432.65 and 51,484.70

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Solution

The fourth proportional to 144,911.90, 217,432.65 and 51,484.70 is: 77,250.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,911.90 : 217,432.65 = 51,484.70 : x
  2. Step 2: Convert to fraction form
    144,911.90/217,432.65 = 51,484.70/x
  3. Step 3: Cross multiply
    144,911.90x = 217,432.65 × 51,484.70
  4. Step 4: Simplify right side
    144,911.90x = 11,194,454,755.46
  5. Step 5: Solve for x
    x = 11,194,454,755.46/144,911.90
  6. Step 6: Final answer
    x = 77,250.07

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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.