Home / 89,924.44-124,137.72-52,191.40

Finding the Fourth Proportional to 89,924.44, 124,137.72 and 52,191.40

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Solution

The fourth proportional to 89,924.44, 124,137.72 and 52,191.40 is: 72,048.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,924.44 : 124,137.72 = 52,191.40 : x
  2. Step 2: Convert to fraction form
    89,924.44/124,137.72 = 52,191.40/x
  3. Step 3: Cross multiply
    89,924.44x = 124,137.72 × 52,191.40
  4. Step 4: Simplify right side
    89,924.44x = 6,478,921,399.61
  5. Step 5: Solve for x
    x = 6,478,921,399.61/89,924.44
  6. Step 6: Final answer
    x = 72,048.50

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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.