Home / 162,339.35-224,027.66-90,719.36

Finding the Fourth Proportional to 162,339.35, 224,027.66 and 90,719.36

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Solution

The fourth proportional to 162,339.35, 224,027.66 and 90,719.36 is: 125,192.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,339.35 : 224,027.66 = 90,719.36 : x
  2. Step 2: Convert to fraction form
    162,339.35/224,027.66 = 90,719.36/x
  3. Step 3: Cross multiply
    162,339.35x = 224,027.66 × 90,719.36
  4. Step 4: Simplify right side
    162,339.35x = 20,323,644,363.76
  5. Step 5: Solve for x
    x = 20,323,644,363.76/162,339.35
  6. Step 6: Final answer
    x = 125,192.35

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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.