Home / 162,613.23-224,400.61-90,019.27

Finding the Fourth Proportional to 162,613.23, 224,400.61 and 90,019.27

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Solution

The fourth proportional to 162,613.23, 224,400.61 and 90,019.27 is: 124,223.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,613.23 : 224,400.61 = 90,019.27 : x
  2. Step 2: Convert to fraction form
    162,613.23/224,400.61 = 90,019.27/x
  3. Step 3: Cross multiply
    162,613.23x = 224,400.61 × 90,019.27
  4. Step 4: Simplify right side
    162,613.23x = 20,200,379,099.75
  5. Step 5: Solve for x
    x = 20,200,379,099.75/162,613.23
  6. Step 6: Final answer
    x = 124,223.47

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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.