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Finding the Fourth Proportional to 144,803.52, 218,191.82 and 119,084.40

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Solution

The fourth proportional to 144,803.52, 218,191.82 and 119,084.40 is: 179,437.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,803.52 : 218,191.82 = 119,084.40 : x
  2. Step 2: Convert to fraction form
    144,803.52/218,191.82 = 119,084.40/x
  3. Step 3: Cross multiply
    144,803.52x = 218,191.82 × 119,084.40
  4. Step 4: Simplify right side
    144,803.52x = 25,983,241,969.61
  5. Step 5: Solve for x
    x = 25,983,241,969.61/144,803.52
  6. Step 6: Final answer
    x = 179,437.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.