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Finding the Fourth Proportional to 91,774.96, 137,580.90 and 32,602.84

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Solution

The fourth proportional to 91,774.96, 137,580.90 and 32,602.84 is: 48,875.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,774.96 : 137,580.90 = 32,602.84 : x
  2. Step 2: Convert to fraction form
    91,774.96/137,580.90 = 32,602.84/x
  3. Step 3: Cross multiply
    91,774.96x = 137,580.90 × 32,602.84
  4. Step 4: Simplify right side
    91,774.96x = 4,485,528,069.76
  5. Step 5: Solve for x
    x = 4,485,528,069.76/91,774.96
  6. Step 6: Final answer
    x = 48,875.29

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1.5x scale

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.