Home / 112,462.36-155,314.28-97,282.14

Finding the Fourth Proportional to 112,462.36, 155,314.28 and 97,282.14

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Solution

The fourth proportional to 112,462.36, 155,314.28 and 97,282.14 is: 134,349.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,462.36 : 155,314.28 = 97,282.14 : x
  2. Step 2: Convert to fraction form
    112,462.36/155,314.28 = 97,282.14/x
  3. Step 3: Cross multiply
    112,462.36x = 155,314.28 × 97,282.14
  4. Step 4: Simplify right side
    112,462.36x = 15,109,305,530.96
  5. Step 5: Solve for x
    x = 15,109,305,530.96/112,462.36
  6. Step 6: Final answer
    x = 134,349.89

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1.5x scale

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.