Home / 145,916.89-218,882.04-44,707.69

Finding the Fourth Proportional to 145,916.89, 218,882.04 and 44,707.69

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Solution

The fourth proportional to 145,916.89, 218,882.04 and 44,707.69 is: 67,063.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,916.89 : 218,882.04 = 44,707.69 : x
  2. Step 2: Convert to fraction form
    145,916.89/218,882.04 = 44,707.69/x
  3. Step 3: Cross multiply
    145,916.89x = 218,882.04 × 44,707.69
  4. Step 4: Simplify right side
    145,916.89x = 9,785,710,390.89
  5. Step 5: Solve for x
    x = 9,785,710,390.89/145,916.89
  6. Step 6: Final answer
    x = 67,063.59

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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.