Home / 162,792.28-224,648.10-90,192.19

Finding the Fourth Proportional to 162,792.28, 224,648.10 and 90,192.19

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Solution

The fourth proportional to 162,792.28, 224,648.10 and 90,192.19 is: 124,462.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,792.28 : 224,648.10 = 90,192.19 : x
  2. Step 2: Convert to fraction form
    162,792.28/224,648.10 = 90,192.19/x
  3. Step 3: Cross multiply
    162,792.28x = 224,648.10 × 90,192.19
  4. Step 4: Simplify right side
    162,792.28x = 20,261,504,118.34
  5. Step 5: Solve for x
    x = 20,261,504,118.34/162,792.28
  6. Step 6: Final answer
    x = 124,462.32

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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.