Home / 97,673.16-134,801.40-55,230.78

Finding the Fourth Proportional to 97,673.16, 134,801.40 and 55,230.78

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Solution

The fourth proportional to 97,673.16, 134,801.40 and 55,230.78 is: 76,225.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,673.16 : 134,801.40 = 55,230.78 : x
  2. Step 2: Convert to fraction form
    97,673.16/134,801.40 = 55,230.78/x
  3. Step 3: Cross multiply
    97,673.16x = 134,801.40 × 55,230.78
  4. Step 4: Simplify right side
    97,673.16x = 7,445,186,467.09
  5. Step 5: Solve for x
    x = 7,445,186,467.09/97,673.16
  6. Step 6: Final answer
    x = 76,225.51

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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.