Home / 55,920.12-77,171.90-32,051.40

Finding the Fourth Proportional to 55,920.12, 77,171.90 and 32,051.40

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Solution

The fourth proportional to 55,920.12, 77,171.90 and 32,051.40 is: 44,232.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,920.12 : 77,171.90 = 32,051.40 : x
  2. Step 2: Convert to fraction form
    55,920.12/77,171.90 = 32,051.40/x
  3. Step 3: Cross multiply
    55,920.12x = 77,171.90 × 32,051.40
  4. Step 4: Simplify right side
    55,920.12x = 2,473,467,275.40
  5. Step 5: Solve for x
    x = 2,473,467,275.40/55,920.12
  6. Step 6: Final answer
    x = 44,232.15

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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.