Home / 245,851.09-368,832.12-75,088.10

Finding the Fourth Proportional to 245,851.09, 368,832.12 and 75,088.10

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Solution

The fourth proportional to 245,851.09, 368,832.12 and 75,088.10 is: 112,649.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,851.09 : 368,832.12 = 75,088.10 : x
  2. Step 2: Convert to fraction form
    245,851.09/368,832.12 = 75,088.10/x
  3. Step 3: Cross multiply
    245,851.09x = 368,832.12 × 75,088.10
  4. Step 4: Simplify right side
    245,851.09x = 27,694,903,750.27
  5. Step 5: Solve for x
    x = 27,694,903,750.27/245,851.09
  6. Step 6: Final answer
    x = 112,649.10

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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.