Home / 115,496.17-159,374.35-64,501.83

Finding the Fourth Proportional to 115,496.17, 159,374.35 and 64,501.83

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Solution

The fourth proportional to 115,496.17, 159,374.35 and 64,501.83 is: 89,006.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,496.17 : 159,374.35 = 64,501.83 : x
  2. Step 2: Convert to fraction form
    115,496.17/159,374.35 = 64,501.83/x
  3. Step 3: Cross multiply
    115,496.17x = 159,374.35 × 64,501.83
  4. Step 4: Simplify right side
    115,496.17x = 10,279,937,230.06
  5. Step 5: Solve for x
    x = 10,279,937,230.06/115,496.17
  6. Step 6: Final answer
    x = 89,006.74

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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.