Home / 58,222.02-87,324.50-28,631.90

Finding the Fourth Proportional to 58,222.02, 87,324.50 and 28,631.90

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Solution

The fourth proportional to 58,222.02, 87,324.50 and 28,631.90 is: 42,943.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,222.02 : 87,324.50 = 28,631.90 : x
  2. Step 2: Convert to fraction form
    58,222.02/87,324.50 = 28,631.90/x
  3. Step 3: Cross multiply
    58,222.02x = 87,324.50 × 28,631.90
  4. Step 4: Simplify right side
    58,222.02x = 2,500,266,351.55
  5. Step 5: Solve for x
    x = 2,500,266,351.55/58,222.02
  6. Step 6: Final answer
    x = 42,943.66

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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.