Home / 149,864.55-224,603.04-112,128.55

Finding the Fourth Proportional to 149,864.55, 224,603.04 and 112,128.55

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Solution

The fourth proportional to 149,864.55, 224,603.04 and 112,128.55 is: 168,047.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,864.55 : 224,603.04 = 112,128.55 : x
  2. Step 2: Convert to fraction form
    149,864.55/224,603.04 = 112,128.55/x
  3. Step 3: Cross multiply
    149,864.55x = 224,603.04 × 112,128.55
  4. Step 4: Simplify right side
    149,864.55x = 25,184,412,639.28
  5. Step 5: Solve for x
    x = 25,184,412,639.28/149,864.55
  6. Step 6: Final answer
    x = 168,047.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.