Home / 162,649.13-224,455.77-91,029.15

Finding the Fourth Proportional to 162,649.13, 224,455.77 and 91,029.15

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Solution

The fourth proportional to 162,649.13, 224,455.77 and 91,029.15 is: 125,620.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,649.13 : 224,455.77 = 91,029.15 : x
  2. Step 2: Convert to fraction form
    162,649.13/224,455.77 = 91,029.15/x
  3. Step 3: Cross multiply
    162,649.13x = 224,455.77 × 91,029.15
  4. Step 4: Simplify right side
    162,649.13x = 20,432,017,955.70
  5. Step 5: Solve for x
    x = 20,432,017,955.70/162,649.13
  6. Step 6: Final answer
    x = 125,620.21

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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.