Home / 94,634.98-130,373.46-78,441.46

Finding the Fourth Proportional to 94,634.98, 130,373.46 and 78,441.46

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Solution

The fourth proportional to 94,634.98, 130,373.46 and 78,441.46 is: 108,064.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,634.98 : 130,373.46 = 78,441.46 : x
  2. Step 2: Convert to fraction form
    94,634.98/130,373.46 = 78,441.46/x
  3. Step 3: Cross multiply
    94,634.98x = 130,373.46 × 78,441.46
  4. Step 4: Simplify right side
    94,634.98x = 10,226,684,547.65
  5. Step 5: Solve for x
    x = 10,226,684,547.65/94,634.98
  6. Step 6: Final answer
    x = 108,064.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.