Home / 72,941.12-109,411.44-23,693.12

Finding the Fourth Proportional to 72,941.12, 109,411.44 and 23,693.12

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Solution

The fourth proportional to 72,941.12, 109,411.44 and 23,693.12 is: 35,539.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,941.12 : 109,411.44 = 23,693.12 : x
  2. Step 2: Convert to fraction form
    72,941.12/109,411.44 = 23,693.12/x
  3. Step 3: Cross multiply
    72,941.12x = 109,411.44 × 23,693.12
  4. Step 4: Simplify right side
    72,941.12x = 2,592,298,377.29
  5. Step 5: Solve for x
    x = 2,592,298,377.29/72,941.12
  6. Step 6: Final answer
    x = 35,539.60

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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.