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Finding the Fourth Proportional to 162,254.34, 224,064.36 and 153,418.86

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Solution

The fourth proportional to 162,254.34, 224,064.36 and 153,418.86 is: 211,863.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,254.34 : 224,064.36 = 153,418.86 : x
  2. Step 2: Convert to fraction form
    162,254.34/224,064.36 = 153,418.86/x
  3. Step 3: Cross multiply
    162,254.34x = 224,064.36 × 153,418.86
  4. Step 4: Simplify right side
    162,254.34x = 34,375,698,677.83
  5. Step 5: Solve for x
    x = 34,375,698,677.83/162,254.34
  6. Step 6: Final answer
    x = 211,863.05

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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.