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Finding the Fourth Proportional to 132,403.60, 185,831.60 and 132,403.60

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Solution

The fourth proportional to 132,403.60, 185,831.60 and 132,403.60 is: 185,831.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,403.60 : 185,831.60 = 132,403.60 : x
  2. Step 2: Convert to fraction form
    132,403.60/185,831.60 = 132,403.60/x
  3. Step 3: Cross multiply
    132,403.60x = 185,831.60 × 132,403.60
  4. Step 4: Simplify right side
    132,403.60x = 24,604,772,833.76
  5. Step 5: Solve for x
    x = 24,604,772,833.76/132,403.60
  6. Step 6: Final answer
    x = 185,831.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.