Home / 99,490.08-149,251.32-29,376.48

Finding the Fourth Proportional to 99,490.08, 149,251.32 and 29,376.48

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Solution

The fourth proportional to 99,490.08, 149,251.32 and 29,376.48 is: 44,069.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,490.08 : 149,251.32 = 29,376.48 : x
  2. Step 2: Convert to fraction form
    99,490.08/149,251.32 = 29,376.48/x
  3. Step 3: Cross multiply
    99,490.08x = 149,251.32 × 29,376.48
  4. Step 4: Simplify right side
    99,490.08x = 4,384,478,416.95
  5. Step 5: Solve for x
    x = 4,384,478,416.95/99,490.08
  6. Step 6: Final answer
    x = 44,069.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.