Home / 254,995.28-382,547.94-77,516.58

Finding the Fourth Proportional to 254,995.28, 382,547.94 and 77,516.58

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Solution

The fourth proportional to 254,995.28, 382,547.94 and 77,516.58 is: 116,291.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,995.28 : 382,547.94 = 77,516.58 : x
  2. Step 2: Convert to fraction form
    254,995.28/382,547.94 = 77,516.58/x
  3. Step 3: Cross multiply
    254,995.28x = 382,547.94 × 77,516.58
  4. Step 4: Simplify right side
    254,995.28x = 29,653,807,994.85
  5. Step 5: Solve for x
    x = 29,653,807,994.85/254,995.28
  6. Step 6: Final answer
    x = 116,291.60

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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.