Home / 118,226.14-163,156.01-64,514.10

Finding the Fourth Proportional to 118,226.14, 163,156.01 and 64,514.10

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Solution

The fourth proportional to 118,226.14, 163,156.01 and 64,514.10 is: 89,031.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,226.14 : 163,156.01 = 64,514.10 : x
  2. Step 2: Convert to fraction form
    118,226.14/163,156.01 = 64,514.10/x
  3. Step 3: Cross multiply
    118,226.14x = 163,156.01 × 64,514.10
  4. Step 4: Simplify right side
    118,226.14x = 10,525,862,822.17
  5. Step 5: Solve for x
    x = 10,525,862,822.17/118,226.14
  6. Step 6: Final answer
    x = 89,031.61

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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.