Home / 97,030.64-134,142.68-96,145.04

Finding the Fourth Proportional to 97,030.64, 134,142.68 and 96,145.04

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Solution

The fourth proportional to 97,030.64, 134,142.68 and 96,145.04 is: 132,918.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,030.64 : 134,142.68 = 96,145.04 : x
  2. Step 2: Convert to fraction form
    97,030.64/134,142.68 = 96,145.04/x
  3. Step 3: Cross multiply
    97,030.64x = 134,142.68 × 96,145.04
  4. Step 4: Simplify right side
    97,030.64x = 12,897,153,334.31
  5. Step 5: Solve for x
    x = 12,897,153,334.31/97,030.64
  6. Step 6: Final answer
    x = 132,918.36

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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.