Home / 94,342.80-141,623.55-56,945.10

Finding the Fourth Proportional to 94,342.80, 141,623.55 and 56,945.10

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Solution

The fourth proportional to 94,342.80, 141,623.55 and 56,945.10 is: 85,483.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,342.80 : 141,623.55 = 56,945.10 : x
  2. Step 2: Convert to fraction form
    94,342.80/141,623.55 = 56,945.10/x
  3. Step 3: Cross multiply
    94,342.80x = 141,623.55 × 56,945.10
  4. Step 4: Simplify right side
    94,342.80x = 8,064,767,217.11
  5. Step 5: Solve for x
    x = 8,064,767,217.11/94,342.80
  6. Step 6: Final answer
    x = 85,483.65

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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.