Home / 189,695.48-284,543.22-49,453.70

Finding the Fourth Proportional to 189,695.48, 284,543.22 and 49,453.70

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Solution

The fourth proportional to 189,695.48, 284,543.22 and 49,453.70 is: 74,180.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,695.48 : 284,543.22 = 49,453.70 : x
  2. Step 2: Convert to fraction form
    189,695.48/284,543.22 = 49,453.70/x
  3. Step 3: Cross multiply
    189,695.48x = 284,543.22 × 49,453.70
  4. Step 4: Simplify right side
    189,695.48x = 14,071,715,038.91
  5. Step 5: Solve for x
    x = 14,071,715,038.91/189,695.48
  6. Step 6: Final answer
    x = 74,180.55

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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.