Home / 144,024.30-216,036.45-135,713.70

Finding the Fourth Proportional to 144,024.30, 216,036.45 and 135,713.70

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Solution

The fourth proportional to 144,024.30, 216,036.45 and 135,713.70 is: 203,570.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,024.30 : 216,036.45 = 135,713.70 : x
  2. Step 2: Convert to fraction form
    144,024.30/216,036.45 = 135,713.70/x
  3. Step 3: Cross multiply
    144,024.30x = 216,036.45 × 135,713.70
  4. Step 4: Simplify right side
    144,024.30x = 29,319,105,964.37
  5. Step 5: Solve for x
    x = 29,319,105,964.37/144,024.30
  6. Step 6: Final answer
    x = 203,570.55

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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.