Home / 75,445.02-104,116.32-41,455.62

Finding the Fourth Proportional to 75,445.02, 104,116.32 and 41,455.62

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Solution

The fourth proportional to 75,445.02, 104,116.32 and 41,455.62 is: 57,209.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,445.02 : 104,116.32 = 41,455.62 : x
  2. Step 2: Convert to fraction form
    75,445.02/104,116.32 = 41,455.62/x
  3. Step 3: Cross multiply
    75,445.02x = 104,116.32 × 41,455.62
  4. Step 4: Simplify right side
    75,445.02x = 4,316,206,597.72
  5. Step 5: Solve for x
    x = 4,316,206,597.72/75,445.02
  6. Step 6: Final answer
    x = 57,209.96

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1.5x scale

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.