Home / 116,797.47-175,159.76-76,814.25

Finding the Fourth Proportional to 116,797.47, 175,159.76 and 76,814.25

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Solution

The fourth proportional to 116,797.47, 175,159.76 and 76,814.25 is: 115,197.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,797.47 : 175,159.76 = 76,814.25 : x
  2. Step 2: Convert to fraction form
    116,797.47/175,159.76 = 76,814.25/x
  3. Step 3: Cross multiply
    116,797.47x = 175,159.76 × 76,814.25
  4. Step 4: Simplify right side
    116,797.47x = 13,454,765,210.51
  5. Step 5: Solve for x
    x = 13,454,765,210.51/116,797.47
  6. Step 6: Final answer
    x = 115,197.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.