Home / 162,815.60-224,682.90-91,195.40

Finding the Fourth Proportional to 162,815.60, 224,682.90 and 91,195.40

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Solution

The fourth proportional to 162,815.60, 224,682.90 and 91,195.40 is: 125,848.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,815.60 : 224,682.90 = 91,195.40 : x
  2. Step 2: Convert to fraction form
    162,815.60/224,682.90 = 91,195.40/x
  3. Step 3: Cross multiply
    162,815.60x = 224,682.90 × 91,195.40
  4. Step 4: Simplify right side
    162,815.60x = 20,490,045,815.25
  5. Step 5: Solve for x
    x = 20,490,045,815.25/162,815.60
  6. Step 6: Final answer
    x = 125,848.18

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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.