Home / 191,811.01-287,758.03-73,482.35

Finding the Fourth Proportional to 191,811.01, 287,758.03 and 73,482.35

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Solution

The fourth proportional to 191,811.01, 287,758.03 and 73,482.35 is: 110,239.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,811.01 : 287,758.03 = 73,482.35 : x
  2. Step 2: Convert to fraction form
    191,811.01/287,758.03 = 73,482.35/x
  3. Step 3: Cross multiply
    191,811.01x = 287,758.03 × 73,482.35
  4. Step 4: Simplify right side
    191,811.01x = 21,145,134,864.22
  5. Step 5: Solve for x
    x = 21,145,134,864.22/191,811.01
  6. Step 6: Final answer
    x = 110,239.42

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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.