Home / 265,574.06-398,360.01-107,801.18

Finding the Fourth Proportional to 265,574.06, 398,360.01 and 107,801.18

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Solution

The fourth proportional to 265,574.06, 398,360.01 and 107,801.18 is: 161,701.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,574.06 : 398,360.01 = 107,801.18 : x
  2. Step 2: Convert to fraction form
    265,574.06/398,360.01 = 107,801.18/x
  3. Step 3: Cross multiply
    265,574.06x = 398,360.01 × 107,801.18
  4. Step 4: Simplify right side
    265,574.06x = 42,943,679,142.81
  5. Step 5: Solve for x
    x = 42,943,679,142.81/265,574.06
  6. Step 6: Final answer
    x = 161,701.33

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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.