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Finding the Fourth Proportional to 94,360.65, 130,108.59 and 75,225.45

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Solution

The fourth proportional to 94,360.65, 130,108.59 and 75,225.45 is: 103,724.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,360.65 : 130,108.59 = 75,225.45 : x
  2. Step 2: Convert to fraction form
    94,360.65/130,108.59 = 75,225.45/x
  3. Step 3: Cross multiply
    94,360.65x = 130,108.59 × 75,225.45
  4. Step 4: Simplify right side
    94,360.65x = 9,787,477,231.62
  5. Step 5: Solve for x
    x = 9,787,477,231.62/94,360.65
  6. Step 6: Final answer
    x = 103,724.14

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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.