Home / 85,327.04-117,750.96-47,601.36

Finding the Fourth Proportional to 85,327.04, 117,750.96 and 47,601.36

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Solution

The fourth proportional to 85,327.04, 117,750.96 and 47,601.36 is: 65,689.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,327.04 : 117,750.96 = 47,601.36 : x
  2. Step 2: Convert to fraction form
    85,327.04/117,750.96 = 47,601.36/x
  3. Step 3: Cross multiply
    85,327.04x = 117,750.96 × 47,601.36
  4. Step 4: Simplify right side
    85,327.04x = 5,605,105,837.31
  5. Step 5: Solve for x
    x = 5,605,105,837.31/85,327.04
  6. Step 6: Final answer
    x = 65,689.68

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1.5x scale

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.