Home / 226,909.36-340,152.61-77,047.18

Finding the Fourth Proportional to 226,909.36, 340,152.61 and 77,047.18

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Solution

The fourth proportional to 226,909.36, 340,152.61 and 77,047.18 is: 115,498.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,909.36 : 340,152.61 = 77,047.18 : x
  2. Step 2: Convert to fraction form
    226,909.36/340,152.61 = 77,047.18/x
  3. Step 3: Cross multiply
    226,909.36x = 340,152.61 × 77,047.18
  4. Step 4: Simplify right side
    226,909.36x = 26,207,799,458.25
  5. Step 5: Solve for x
    x = 26,207,799,458.25/226,909.36
  6. Step 6: Final answer
    x = 115,498.98

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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.