Home / 56,566.06-78,059.02-31,417.18

Finding the Fourth Proportional to 56,566.06, 78,059.02 and 31,417.18

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Solution

The fourth proportional to 56,566.06, 78,059.02 and 31,417.18 is: 43,354.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,566.06 : 78,059.02 = 31,417.18 : x
  2. Step 2: Convert to fraction form
    56,566.06/78,059.02 = 31,417.18/x
  3. Step 3: Cross multiply
    56,566.06x = 78,059.02 × 31,417.18
  4. Step 4: Simplify right side
    56,566.06x = 2,452,394,281.96
  5. Step 5: Solve for x
    x = 2,452,394,281.96/56,566.06
  6. Step 6: Final answer
    x = 43,354.52

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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.