Home / 113,911.17-157,210.77-94,757.10

Finding the Fourth Proportional to 113,911.17, 157,210.77 and 94,757.10

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Solution

The fourth proportional to 113,911.17, 157,210.77 and 94,757.10 is: 130,775.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,911.17 : 157,210.77 = 94,757.10 : x
  2. Step 2: Convert to fraction form
    113,911.17/157,210.77 = 94,757.10/x
  3. Step 3: Cross multiply
    113,911.17x = 157,210.77 × 94,757.10
  4. Step 4: Simplify right side
    113,911.17x = 14,896,836,653.97
  5. Step 5: Solve for x
    x = 14,896,836,653.97/113,911.17
  6. Step 6: Final answer
    x = 130,775.91

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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.