Home / 79,547.34-119,353.38-51,116.18

Finding the Fourth Proportional to 79,547.34, 119,353.38 and 51,116.18

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Solution

The fourth proportional to 79,547.34, 119,353.38 and 51,116.18 is: 76,695.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,547.34 : 119,353.38 = 51,116.18 : x
  2. Step 2: Convert to fraction form
    79,547.34/119,353.38 = 51,116.18/x
  3. Step 3: Cross multiply
    79,547.34x = 119,353.38 × 51,116.18
  4. Step 4: Simplify right side
    79,547.34x = 6,100,888,258.92
  5. Step 5: Solve for x
    x = 6,100,888,258.92/79,547.34
  6. Step 6: Final answer
    x = 76,695.06

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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.