Home / 91,903.22-137,779.50-32,705.18

Finding the Fourth Proportional to 91,903.22, 137,779.50 and 32,705.18

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Solution

The fourth proportional to 91,903.22, 137,779.50 and 32,705.18 is: 49,030.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,903.22 : 137,779.50 = 32,705.18 : x
  2. Step 2: Convert to fraction form
    91,903.22/137,779.50 = 32,705.18/x
  3. Step 3: Cross multiply
    91,903.22x = 137,779.50 × 32,705.18
  4. Step 4: Simplify right side
    91,903.22x = 4,506,103,774.02
  5. Step 5: Solve for x
    x = 4,506,103,774.02/91,903.22
  6. Step 6: Final answer
    x = 49,030.97

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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.