Home / 113,433.66-156,535.69-62,445.98

Finding the Fourth Proportional to 113,433.66, 156,535.69 and 62,445.98

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Solution

The fourth proportional to 113,433.66, 156,535.69 and 62,445.98 is: 86,173.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,433.66 : 156,535.69 = 62,445.98 : x
  2. Step 2: Convert to fraction form
    113,433.66/156,535.69 = 62,445.98/x
  3. Step 3: Cross multiply
    113,433.66x = 156,535.69 × 62,445.98
  4. Step 4: Simplify right side
    113,433.66x = 9,775,024,567.03
  5. Step 5: Solve for x
    x = 9,775,024,567.03/113,433.66
  6. Step 6: Final answer
    x = 86,173.93

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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.