Home / 144,700.59-217,065.93-39,519.56

Finding the Fourth Proportional to 144,700.59, 217,065.93 and 39,519.56

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Solution

The fourth proportional to 144,700.59, 217,065.93 and 39,519.56 is: 59,283.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,700.59 : 217,065.93 = 39,519.56 : x
  2. Step 2: Convert to fraction form
    144,700.59/217,065.93 = 39,519.56/x
  3. Step 3: Cross multiply
    144,700.59x = 217,065.93 × 39,519.56
  4. Step 4: Simplify right side
    144,700.59x = 8,578,350,439.06
  5. Step 5: Solve for x
    x = 8,578,350,439.06/144,700.59
  6. Step 6: Final answer
    x = 59,283.45

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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.