Home / 152,867.80-229,301.70-117,875.80

Finding the Fourth Proportional to 152,867.80, 229,301.70 and 117,875.80

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Solution

The fourth proportional to 152,867.80, 229,301.70 and 117,875.80 is: 176,813.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,867.80 : 229,301.70 = 117,875.80 : x
  2. Step 2: Convert to fraction form
    152,867.80/229,301.70 = 117,875.80/x
  3. Step 3: Cross multiply
    152,867.80x = 229,301.70 × 117,875.80
  4. Step 4: Simplify right side
    152,867.80x = 27,029,121,328.86
  5. Step 5: Solve for x
    x = 27,029,121,328.86/152,867.80
  6. Step 6: Final answer
    x = 176,813.70

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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.