Home / 162,923.38-224,822.85-90,325.60

Finding the Fourth Proportional to 162,923.38, 224,822.85 and 90,325.60

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Solution

The fourth proportional to 162,923.38, 224,822.85 and 90,325.60 is: 124,643.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,923.38 : 224,822.85 = 90,325.60 : x
  2. Step 2: Convert to fraction form
    162,923.38/224,822.85 = 90,325.60/x
  3. Step 3: Cross multiply
    162,923.38x = 224,822.85 × 90,325.60
  4. Step 4: Simplify right side
    162,923.38x = 20,307,258,819.96
  5. Step 5: Solve for x
    x = 20,307,258,819.96/162,923.38
  6. Step 6: Final answer
    x = 124,643.00

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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.