Home / 185,065.95-255,406.10-104,513.07

Finding the Fourth Proportional to 185,065.95, 255,406.10 and 104,513.07

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Solution

The fourth proportional to 185,065.95, 255,406.10 and 104,513.07 is: 144,236.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,065.95 : 255,406.10 = 104,513.07 : x
  2. Step 2: Convert to fraction form
    185,065.95/255,406.10 = 104,513.07/x
  3. Step 3: Cross multiply
    185,065.95x = 255,406.10 × 104,513.07
  4. Step 4: Simplify right side
    185,065.95x = 26,693,275,085.16
  5. Step 5: Solve for x
    x = 26,693,275,085.16/185,065.95
  6. Step 6: Final answer
    x = 144,236.56

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1.5x scale

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.