Home / 318,784.59-478,065.24-94,085.52

Finding the Fourth Proportional to 318,784.59, 478,065.24 and 94,085.52

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Solution

The fourth proportional to 318,784.59, 478,065.24 and 94,085.52 is: 141,095.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,784.59 : 478,065.24 = 94,085.52 : x
  2. Step 2: Convert to fraction form
    318,784.59/478,065.24 = 94,085.52/x
  3. Step 3: Cross multiply
    318,784.59x = 478,065.24 × 94,085.52
  4. Step 4: Simplify right side
    318,784.59x = 44,979,016,699.32
  5. Step 5: Solve for x
    x = 44,979,016,699.32/318,784.59
  6. Step 6: Final answer
    x = 141,095.33

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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.