Home / 52,886.07-79,223.31-31,814.46

Finding the Fourth Proportional to 52,886.07, 79,223.31 and 31,814.46

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Solution

The fourth proportional to 52,886.07, 79,223.31 and 31,814.46 is: 47,658.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,886.07 : 79,223.31 = 31,814.46 : x
  2. Step 2: Convert to fraction form
    52,886.07/79,223.31 = 31,814.46/x
  3. Step 3: Cross multiply
    52,886.07x = 79,223.31 × 31,814.46
  4. Step 4: Simplify right side
    52,886.07x = 2,520,446,827.06
  5. Step 5: Solve for x
    x = 2,520,446,827.06/52,886.07
  6. Step 6: Final answer
    x = 47,658.05

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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.