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Finding the Fourth Proportional to 162,561.60, 244,360.80 and 153,230.40

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Solution

The fourth proportional to 162,561.60, 244,360.80 and 153,230.40 is: 230,334.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,561.60 : 244,360.80 = 153,230.40 : x
  2. Step 2: Convert to fraction form
    162,561.60/244,360.80 = 153,230.40/x
  3. Step 3: Cross multiply
    162,561.60x = 244,360.80 × 153,230.40
  4. Step 4: Simplify right side
    162,561.60x = 37,443,503,128.32
  5. Step 5: Solve for x
    x = 37,443,503,128.32/162,561.60
  6. Step 6: Final answer
    x = 230,334.24

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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.