Home / 284,070.96-392,159.85-176,675.61

Finding the Fourth Proportional to 284,070.96, 392,159.85 and 176,675.61

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Solution

The fourth proportional to 284,070.96, 392,159.85 and 176,675.61 is: 243,900.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,070.96 : 392,159.85 = 176,675.61 : x
  2. Step 2: Convert to fraction form
    284,070.96/392,159.85 = 176,675.61/x
  3. Step 3: Cross multiply
    284,070.96x = 392,159.85 × 176,675.61
  4. Step 4: Simplify right side
    284,070.96x = 69,285,080,716.26
  5. Step 5: Solve for x
    x = 69,285,080,716.26/284,070.96
  6. Step 6: Final answer
    x = 243,900.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.