Home / 72,880.18-100,575.21-41,046.10

Finding the Fourth Proportional to 72,880.18, 100,575.21 and 41,046.10

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Solution

The fourth proportional to 72,880.18, 100,575.21 and 41,046.10 is: 56,643.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,880.18 : 100,575.21 = 41,046.10 : x
  2. Step 2: Convert to fraction form
    72,880.18/100,575.21 = 41,046.10/x
  3. Step 3: Cross multiply
    72,880.18x = 100,575.21 × 41,046.10
  4. Step 4: Simplify right side
    72,880.18x = 4,128,220,127.18
  5. Step 5: Solve for x
    x = 4,128,220,127.18/72,880.18
  6. Step 6: Final answer
    x = 56,643.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.