Home / 97,573.64-134,648.19-55,131.26

Finding the Fourth Proportional to 97,573.64, 134,648.19 and 55,131.26

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Solution

The fourth proportional to 97,573.64, 134,648.19 and 55,131.26 is: 76,079.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,573.64 : 134,648.19 = 55,131.26 : x
  2. Step 2: Convert to fraction form
    97,573.64/134,648.19 = 55,131.26/x
  3. Step 3: Cross multiply
    97,573.64x = 134,648.19 × 55,131.26
  4. Step 4: Simplify right side
    97,573.64x = 7,423,323,698.18
  5. Step 5: Solve for x
    x = 7,423,323,698.18/97,573.64
  6. Step 6: Final answer
    x = 76,079.20

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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.