Home / 94,490.32-141,752.92-39,090.64

Finding the Fourth Proportional to 94,490.32, 141,752.92 and 39,090.64

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Solution

The fourth proportional to 94,490.32, 141,752.92 and 39,090.64 is: 58,643.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,490.32 : 141,752.92 = 39,090.64 : x
  2. Step 2: Convert to fraction form
    94,490.32/141,752.92 = 39,090.64/x
  3. Step 3: Cross multiply
    94,490.32x = 141,752.92 × 39,090.64
  4. Step 4: Simplify right side
    94,490.32x = 5,541,212,364.67
  5. Step 5: Solve for x
    x = 5,541,212,364.67/94,490.32
  6. Step 6: Final answer
    x = 58,643.17

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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.