Home / 71,403.12-98,525.16-41,189.58

Finding the Fourth Proportional to 71,403.12, 98,525.16 and 41,189.58

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Solution

The fourth proportional to 71,403.12, 98,525.16 and 41,189.58 is: 56,835.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,403.12 : 98,525.16 = 41,189.58 : x
  2. Step 2: Convert to fraction form
    71,403.12/98,525.16 = 41,189.58/x
  3. Step 3: Cross multiply
    71,403.12x = 98,525.16 × 41,189.58
  4. Step 4: Simplify right side
    71,403.12x = 4,058,209,959.83
  5. Step 5: Solve for x
    x = 4,058,209,959.83/71,403.12
  6. Step 6: Final answer
    x = 56,835.19

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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.