Home / 56,102.64-77,421.60-32,230.80

Finding the Fourth Proportional to 56,102.64, 77,421.60 and 32,230.80

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Solution

The fourth proportional to 56,102.64, 77,421.60 and 32,230.80 is: 44,478.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,102.64 : 77,421.60 = 32,230.80 : x
  2. Step 2: Convert to fraction form
    56,102.64/77,421.60 = 32,230.80/x
  3. Step 3: Cross multiply
    56,102.64x = 77,421.60 × 32,230.80
  4. Step 4: Simplify right side
    56,102.64x = 2,495,360,105.28
  5. Step 5: Solve for x
    x = 2,495,360,105.28/56,102.64
  6. Step 6: Final answer
    x = 44,478.48

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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.