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Finding the Fourth Proportional to 133,341.60, 199,526.40 and 83,445.60

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Solution

The fourth proportional to 133,341.60, 199,526.40 and 83,445.60 is: 124,864.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,341.60 : 199,526.40 = 83,445.60 : x
  2. Step 2: Convert to fraction form
    133,341.60/199,526.40 = 83,445.60/x
  3. Step 3: Cross multiply
    133,341.60x = 199,526.40 × 83,445.60
  4. Step 4: Simplify right side
    133,341.60x = 16,649,600,163.84
  5. Step 5: Solve for x
    x = 16,649,600,163.84/133,341.60
  6. Step 6: Final answer
    x = 124,864.26

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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.