Home / 162,909.32-224,814.56-99,247.10

Finding the Fourth Proportional to 162,909.32, 224,814.56 and 99,247.10

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Solution

The fourth proportional to 162,909.32, 224,814.56 and 99,247.10 is: 136,960.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,909.32 : 224,814.56 = 99,247.10 : x
  2. Step 2: Convert to fraction form
    162,909.32/224,814.56 = 99,247.10/x
  3. Step 3: Cross multiply
    162,909.32x = 224,814.56 × 99,247.10
  4. Step 4: Simplify right side
    162,909.32x = 22,312,191,497.47
  5. Step 5: Solve for x
    x = 22,312,191,497.47/162,909.32
  6. Step 6: Final answer
    x = 136,960.81

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1.5x scale

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.