Home / 72,011.08-99,362.10-41,799.88

Finding the Fourth Proportional to 72,011.08, 99,362.10 and 41,799.88

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Solution

The fourth proportional to 72,011.08, 99,362.10 and 41,799.88 is: 57,676.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,011.08 : 99,362.10 = 41,799.88 : x
  2. Step 2: Convert to fraction form
    72,011.08/99,362.10 = 41,799.88/x
  3. Step 3: Cross multiply
    72,011.08x = 99,362.10 × 41,799.88
  4. Step 4: Simplify right side
    72,011.08x = 4,153,323,856.55
  5. Step 5: Solve for x
    x = 4,153,323,856.55/72,011.08
  6. Step 6: Final answer
    x = 57,676.18

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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.