Home / 84,941.19-117,170.42-52,661.07

Finding the Fourth Proportional to 84,941.19, 117,170.42 and 52,661.07

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Solution

The fourth proportional to 84,941.19, 117,170.42 and 52,661.07 is: 72,642.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,941.19 : 117,170.42 = 52,661.07 : x
  2. Step 2: Convert to fraction form
    84,941.19/117,170.42 = 52,661.07/x
  3. Step 3: Cross multiply
    84,941.19x = 117,170.42 × 52,661.07
  4. Step 4: Simplify right side
    84,941.19x = 6,170,319,426.24
  5. Step 5: Solve for x
    x = 6,170,319,426.24/84,941.19
  6. Step 6: Final answer
    x = 72,642.25

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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.