Home / 84,160.05-116,182.95-52,339.20

Finding the Fourth Proportional to 84,160.05, 116,182.95 and 52,339.20

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Solution

The fourth proportional to 84,160.05, 116,182.95 and 52,339.20 is: 72,254.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,160.05 : 116,182.95 = 52,339.20 : x
  2. Step 2: Convert to fraction form
    84,160.05/116,182.95 = 52,339.20/x
  3. Step 3: Cross multiply
    84,160.05x = 116,182.95 × 52,339.20
  4. Step 4: Simplify right side
    84,160.05x = 6,080,922,656.64
  5. Step 5: Solve for x
    x = 6,080,922,656.64/84,160.05
  6. Step 6: Final answer
    x = 72,254.27

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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.