Home / 99,488.52-149,232.96-40,325.40

Finding the Fourth Proportional to 99,488.52, 149,232.96 and 40,325.40

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Solution

The fourth proportional to 99,488.52, 149,232.96 and 40,325.40 is: 60,488.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,488.52 : 149,232.96 = 40,325.40 : x
  2. Step 2: Convert to fraction form
    99,488.52/149,232.96 = 40,325.40/x
  3. Step 3: Cross multiply
    99,488.52x = 149,232.96 × 40,325.40
  4. Step 4: Simplify right side
    99,488.52x = 6,017,878,805.18
  5. Step 5: Solve for x
    x = 6,017,878,805.18/99,488.52
  6. Step 6: Final answer
    x = 60,488.17

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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.