Home / 58,225.76-80,287.96-39,330.08

Finding the Fourth Proportional to 58,225.76, 80,287.96 and 39,330.08

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Solution

The fourth proportional to 58,225.76, 80,287.96 and 39,330.08 is: 54,232.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,225.76 : 80,287.96 = 39,330.08 : x
  2. Step 2: Convert to fraction form
    58,225.76/80,287.96 = 39,330.08/x
  3. Step 3: Cross multiply
    58,225.76x = 80,287.96 × 39,330.08
  4. Step 4: Simplify right side
    58,225.76x = 3,157,731,889.84
  5. Step 5: Solve for x
    x = 3,157,731,889.84/58,225.76
  6. Step 6: Final answer
    x = 54,232.56

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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.