Home / 112,452.23-155,300.28-97,272.02

Finding the Fourth Proportional to 112,452.23, 155,300.28 and 97,272.02

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Solution

The fourth proportional to 112,452.23, 155,300.28 and 97,272.02 is: 134,335.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,452.23 : 155,300.28 = 97,272.02 : x
  2. Step 2: Convert to fraction form
    112,452.23/155,300.28 = 97,272.02/x
  3. Step 3: Cross multiply
    112,452.23x = 155,300.28 × 97,272.02
  4. Step 4: Simplify right side
    112,452.23x = 15,106,371,942.17
  5. Step 5: Solve for x
    x = 15,106,371,942.17/112,452.23
  6. Step 6: Final answer
    x = 134,335.90

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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.