Home / 97,617.48-134,718.98-55,176.32

Finding the Fourth Proportional to 97,617.48, 134,718.98 and 55,176.32

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Solution

The fourth proportional to 97,617.48, 134,718.98 and 55,176.32 is: 76,147.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,617.48 : 134,718.98 = 55,176.32 : x
  2. Step 2: Convert to fraction form
    97,617.48/134,718.98 = 55,176.32/x
  3. Step 3: Cross multiply
    97,617.48x = 134,718.98 × 55,176.32
  4. Step 4: Simplify right side
    97,617.48x = 7,433,296,601.08
  5. Step 5: Solve for x
    x = 7,433,296,601.08/97,617.48
  6. Step 6: Final answer
    x = 76,147.19

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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.