Home / 48,317.76-66,655.80-34,178.40

Finding the Fourth Proportional to 48,317.76, 66,655.80 and 34,178.40

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Solution

The fourth proportional to 48,317.76, 66,655.80 and 34,178.40 is: 47,150.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,317.76 : 66,655.80 = 34,178.40 : x
  2. Step 2: Convert to fraction form
    48,317.76/66,655.80 = 34,178.40/x
  3. Step 3: Cross multiply
    48,317.76x = 66,655.80 × 34,178.40
  4. Step 4: Simplify right side
    48,317.76x = 2,278,188,594.72
  5. Step 5: Solve for x
    x = 2,278,188,594.72/48,317.76
  6. Step 6: Final answer
    x = 47,150.13

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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.