Home / 162,554.22-224,325.63-90,934.20

Finding the Fourth Proportional to 162,554.22, 224,325.63 and 90,934.20

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Solution

The fourth proportional to 162,554.22, 224,325.63 and 90,934.20 is: 125,489.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,554.22 : 224,325.63 = 90,934.20 : x
  2. Step 2: Convert to fraction form
    162,554.22/224,325.63 = 90,934.20/x
  3. Step 3: Cross multiply
    162,554.22x = 224,325.63 × 90,934.20
  4. Step 4: Simplify right side
    162,554.22x = 20,398,871,703.55
  5. Step 5: Solve for x
    x = 20,398,871,703.55/162,554.22
  6. Step 6: Final answer
    x = 125,489.65

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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.