Home / 293,060.76-439,586.34-93,378.45

Finding the Fourth Proportional to 293,060.76, 439,586.34 and 93,378.45

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Solution

The fourth proportional to 293,060.76, 439,586.34 and 93,378.45 is: 140,066.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,060.76 : 439,586.34 = 93,378.45 : x
  2. Step 2: Convert to fraction form
    293,060.76/439,586.34 = 93,378.45/x
  3. Step 3: Cross multiply
    293,060.76x = 439,586.34 × 93,378.45
  4. Step 4: Simplify right side
    293,060.76x = 41,047,891,070.37
  5. Step 5: Solve for x
    x = 41,047,891,070.37/293,060.76
  6. Step 6: Final answer
    x = 140,066.15

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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.