Home / 61,022.02-91,500.63-31,427.86

Finding the Fourth Proportional to 61,022.02, 91,500.63 and 31,427.86

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Solution

The fourth proportional to 61,022.02, 91,500.63 and 31,427.86 is: 47,125.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,022.02 : 91,500.63 = 31,427.86 : x
  2. Step 2: Convert to fraction form
    61,022.02/91,500.63 = 31,427.86/x
  3. Step 3: Cross multiply
    61,022.02x = 91,500.63 × 31,427.86
  4. Step 4: Simplify right side
    61,022.02x = 2,875,668,989.55
  5. Step 5: Solve for x
    x = 2,875,668,989.55/61,022.02
  6. Step 6: Final answer
    x = 47,125.10

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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.