Home / 94,953.10-142,479.16-68,873.12

Finding the Fourth Proportional to 94,953.10, 142,479.16 and 68,873.12

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Solution

The fourth proportional to 94,953.10, 142,479.16 and 68,873.12 is: 103,345.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,953.10 : 142,479.16 = 68,873.12 : x
  2. Step 2: Convert to fraction form
    94,953.10/142,479.16 = 68,873.12/x
  3. Step 3: Cross multiply
    94,953.10x = 142,479.16 × 68,873.12
  4. Step 4: Simplify right side
    94,953.10x = 9,812,984,284.18
  5. Step 5: Solve for x
    x = 9,812,984,284.18/94,953.10
  6. Step 6: Final answer
    x = 103,345.59

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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.