Home / 75,411.79-113,118.02-25,492.15

Finding the Fourth Proportional to 75,411.79, 113,118.02 and 25,492.15

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Solution

The fourth proportional to 75,411.79, 113,118.02 and 25,492.15 is: 38,238.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,411.79 : 113,118.02 = 25,492.15 : x
  2. Step 2: Convert to fraction form
    75,411.79/113,118.02 = 25,492.15/x
  3. Step 3: Cross multiply
    75,411.79x = 113,118.02 × 25,492.15
  4. Step 4: Simplify right side
    75,411.79x = 2,883,621,533.54
  5. Step 5: Solve for x
    x = 2,883,621,533.54/75,411.79
  6. Step 6: Final answer
    x = 38,238.34

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1.5x scale

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.