Home / 191,094.93-286,767.27-72,767.43

Finding the Fourth Proportional to 191,094.93, 286,767.27 and 72,767.43

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Solution

The fourth proportional to 191,094.93, 286,767.27 and 72,767.43 is: 109,198.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,094.93 : 286,767.27 = 72,767.43 : x
  2. Step 2: Convert to fraction form
    191,094.93/286,767.27 = 72,767.43/x
  3. Step 3: Cross multiply
    191,094.93x = 286,767.27 × 72,767.43
  4. Step 4: Simplify right side
    191,094.93x = 20,867,317,246.02
  5. Step 5: Solve for x
    x = 20,867,317,246.02/191,094.93
  6. Step 6: Final answer
    x = 109,198.70

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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.