Home / 147,039.68-220,526.40-41,856.32

Finding the Fourth Proportional to 147,039.68, 220,526.40 and 41,856.32

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Solution

The fourth proportional to 147,039.68, 220,526.40 and 41,856.32 is: 62,775.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,039.68 : 220,526.40 = 41,856.32 : x
  2. Step 2: Convert to fraction form
    147,039.68/220,526.40 = 41,856.32/x
  3. Step 3: Cross multiply
    147,039.68x = 220,526.40 × 41,856.32
  4. Step 4: Simplify right side
    147,039.68x = 9,230,423,566.85
  5. Step 5: Solve for x
    x = 9,230,423,566.85/147,039.68
  6. Step 6: Final answer
    x = 62,775.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.