Home / 162,152.32-223,775.64-90,533.20

Finding the Fourth Proportional to 162,152.32, 223,775.64 and 90,533.20

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Solution

The fourth proportional to 162,152.32, 223,775.64 and 90,533.20 is: 124,938.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,152.32 : 223,775.64 = 90,533.20 : x
  2. Step 2: Convert to fraction form
    162,152.32/223,775.64 = 90,533.20/x
  3. Step 3: Cross multiply
    162,152.32x = 223,775.64 × 90,533.20
  4. Step 4: Simplify right side
    162,152.32x = 20,259,124,771.25
  5. Step 5: Solve for x
    x = 20,259,124,771.25/162,152.32
  6. Step 6: Final answer
    x = 124,938.85

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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.