Home / 152,841.01-210,945.73-89,178.66

Finding the Fourth Proportional to 152,841.01, 210,945.73 and 89,178.66

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Solution

The fourth proportional to 152,841.01, 210,945.73 and 89,178.66 is: 123,081.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,841.01 : 210,945.73 = 89,178.66 : x
  2. Step 2: Convert to fraction form
    152,841.01/210,945.73 = 89,178.66/x
  3. Step 3: Cross multiply
    152,841.01x = 210,945.73 × 89,178.66
  4. Step 4: Simplify right side
    152,841.01x = 18,811,857,534.12
  5. Step 5: Solve for x
    x = 18,811,857,534.12/152,841.01
  6. Step 6: Final answer
    x = 123,081.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.