Home / 75,411.54-113,117.61-25,492.02

Finding the Fourth Proportional to 75,411.54, 113,117.61 and 25,492.02

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Solution

The fourth proportional to 75,411.54, 113,117.61 and 25,492.02 is: 38,238.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,411.54 : 113,117.61 = 25,492.02 : x
  2. Step 2: Convert to fraction form
    75,411.54/113,117.61 = 25,492.02/x
  3. Step 3: Cross multiply
    75,411.54x = 113,117.61 × 25,492.02
  4. Step 4: Simplify right side
    75,411.54x = 2,883,596,376.47
  5. Step 5: Solve for x
    x = 2,883,596,376.47/75,411.54
  6. Step 6: Final answer
    x = 38,238.13

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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.