Home / 109,334.68-150,884.77-61,585.18

Finding the Fourth Proportional to 109,334.68, 150,884.77 and 61,585.18

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Solution

The fourth proportional to 109,334.68, 150,884.77 and 61,585.18 is: 84,989.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,334.68 : 150,884.77 = 61,585.18 : x
  2. Step 2: Convert to fraction form
    109,334.68/150,884.77 = 61,585.18/x
  3. Step 3: Cross multiply
    109,334.68x = 150,884.77 × 61,585.18
  4. Step 4: Simplify right side
    109,334.68x = 9,292,264,965.28
  5. Step 5: Solve for x
    x = 9,292,264,965.28/109,334.68
  6. Step 6: Final answer
    x = 84,989.19

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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.