Home / 55,108.15-76,066.29-32,445.36

Finding the Fourth Proportional to 55,108.15, 76,066.29 and 32,445.36

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Solution

The fourth proportional to 55,108.15, 76,066.29 and 32,445.36 is: 44,784.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,108.15 : 76,066.29 = 32,445.36 : x
  2. Step 2: Convert to fraction form
    55,108.15/76,066.29 = 32,445.36/x
  3. Step 3: Cross multiply
    55,108.15x = 76,066.29 × 32,445.36
  4. Step 4: Simplify right side
    55,108.15x = 2,467,998,162.91
  5. Step 5: Solve for x
    x = 2,467,998,162.91/55,108.15
  6. Step 6: Final answer
    x = 44,784.63

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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.