Home / 191,925.07-287,924.50-73,587.18

Finding the Fourth Proportional to 191,925.07, 287,924.50 and 73,587.18

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Solution

The fourth proportional to 191,925.07, 287,924.50 and 73,587.18 is: 110,394.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,925.07 : 287,924.50 = 73,587.18 : x
  2. Step 2: Convert to fraction form
    191,925.07/287,924.50 = 73,587.18/x
  3. Step 3: Cross multiply
    191,925.07x = 287,924.50 × 73,587.18
  4. Step 4: Simplify right side
    191,925.07x = 21,187,551,560.04
  5. Step 5: Solve for x
    x = 21,187,551,560.04/191,925.07
  6. Step 6: Final answer
    x = 110,394.92

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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.