Home / 79,547.40-119,320.56-26,993.88

Finding the Fourth Proportional to 79,547.40, 119,320.56 and 26,993.88

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Solution

The fourth proportional to 79,547.40, 119,320.56 and 26,993.88 is: 40,490.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,547.40 : 119,320.56 = 26,993.88 : x
  2. Step 2: Convert to fraction form
    79,547.40/119,320.56 = 26,993.88/x
  3. Step 3: Cross multiply
    79,547.40x = 119,320.56 × 26,993.88
  4. Step 4: Simplify right side
    79,547.40x = 3,220,924,878.17
  5. Step 5: Solve for x
    x = 3,220,924,878.17/79,547.40
  6. Step 6: Final answer
    x = 40,490.64

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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.