Home / 144,621.40-217,061.70-124,922.20

Finding the Fourth Proportional to 144,621.40, 217,061.70 and 124,922.20

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Solution

The fourth proportional to 144,621.40, 217,061.70 and 124,922.20 is: 187,495.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,621.40 : 217,061.70 = 124,922.20 : x
  2. Step 2: Convert to fraction form
    144,621.40/217,061.70 = 124,922.20/x
  3. Step 3: Cross multiply
    144,621.40x = 217,061.70 × 124,922.20
  4. Step 4: Simplify right side
    144,621.40x = 27,115,825,099.74
  5. Step 5: Solve for x
    x = 27,115,825,099.74/144,621.40
  6. Step 6: Final answer
    x = 187,495.25

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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.