Home / 51,973.30-77,854.69-40,827.80

Finding the Fourth Proportional to 51,973.30, 77,854.69 and 40,827.80

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Solution

The fourth proportional to 51,973.30, 77,854.69 and 40,827.80 is: 61,159.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,973.30 : 77,854.69 = 40,827.80 : x
  2. Step 2: Convert to fraction form
    51,973.30/77,854.69 = 40,827.80/x
  3. Step 3: Cross multiply
    51,973.30x = 77,854.69 × 40,827.80
  4. Step 4: Simplify right side
    51,973.30x = 3,178,635,634.95
  5. Step 5: Solve for x
    x = 3,178,635,634.95/51,973.30
  6. Step 6: Final answer
    x = 61,159.02

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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.