Home / 152,859.49-229,211.17-89,802.79

Finding the Fourth Proportional to 152,859.49, 229,211.17 and 89,802.79

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Solution

The fourth proportional to 152,859.49, 229,211.17 and 89,802.79 is: 134,658.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,859.49 : 229,211.17 = 89,802.79 : x
  2. Step 2: Convert to fraction form
    152,859.49/229,211.17 = 89,802.79/x
  3. Step 3: Cross multiply
    152,859.49x = 229,211.17 × 89,802.79
  4. Step 4: Simplify right side
    152,859.49x = 20,583,802,565.16
  5. Step 5: Solve for x
    x = 20,583,802,565.16/152,859.49
  6. Step 6: Final answer
    x = 134,658.32

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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.