Home / 134,521.44-185,636.88-84,248.16

Finding the Fourth Proportional to 134,521.44, 185,636.88 and 84,248.16

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Solution

The fourth proportional to 134,521.44, 185,636.88 and 84,248.16 is: 116,260.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,521.44 : 185,636.88 = 84,248.16 : x
  2. Step 2: Convert to fraction form
    134,521.44/185,636.88 = 84,248.16/x
  3. Step 3: Cross multiply
    134,521.44x = 185,636.88 × 84,248.16
  4. Step 4: Simplify right side
    134,521.44x = 15,639,565,568.14
  5. Step 5: Solve for x
    x = 15,639,565,568.14/134,521.44
  6. Step 6: Final answer
    x = 116,260.77

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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.