Home / 162,187.60-243,281.40-153,002.20

Finding the Fourth Proportional to 162,187.60, 243,281.40 and 153,002.20

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Solution

The fourth proportional to 162,187.60, 243,281.40 and 153,002.20 is: 229,503.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,187.60 : 243,281.40 = 153,002.20 : x
  2. Step 2: Convert to fraction form
    162,187.60/243,281.40 = 153,002.20/x
  3. Step 3: Cross multiply
    162,187.60x = 243,281.40 × 153,002.20
  4. Step 4: Simplify right side
    162,187.60x = 37,222,589,419.08
  5. Step 5: Solve for x
    x = 37,222,589,419.08/162,187.60
  6. Step 6: Final answer
    x = 229,503.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.