Home / 144,224.80-216,337.20-50,718.40

Finding the Fourth Proportional to 144,224.80, 216,337.20 and 50,718.40

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Solution

The fourth proportional to 144,224.80, 216,337.20 and 50,718.40 is: 76,077.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,224.80 : 216,337.20 = 50,718.40 : x
  2. Step 2: Convert to fraction form
    144,224.80/216,337.20 = 50,718.40/x
  3. Step 3: Cross multiply
    144,224.80x = 216,337.20 × 50,718.40
  4. Step 4: Simplify right side
    144,224.80x = 10,972,276,644.48
  5. Step 5: Solve for x
    x = 10,972,276,644.48/144,224.80
  6. Step 6: Final answer
    x = 76,077.60

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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.