Home / 88,114.13-121,597.63-50,389.19

Finding the Fourth Proportional to 88,114.13, 121,597.63 and 50,389.19

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Solution

The fourth proportional to 88,114.13, 121,597.63 and 50,389.19 is: 69,537.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,114.13 : 121,597.63 = 50,389.19 : x
  2. Step 2: Convert to fraction form
    88,114.13/121,597.63 = 50,389.19/x
  3. Step 3: Cross multiply
    88,114.13x = 121,597.63 × 50,389.19
  4. Step 4: Simplify right side
    88,114.13x = 6,127,206,081.62
  5. Step 5: Solve for x
    x = 6,127,206,081.62/88,114.13
  6. Step 6: Final answer
    x = 69,537.16

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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.