Home / 170,428.16-235,185.48-106,801.04

Finding the Fourth Proportional to 170,428.16, 235,185.48 and 106,801.04

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Solution

The fourth proportional to 170,428.16, 235,185.48 and 106,801.04 is: 147,382.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,428.16 : 235,185.48 = 106,801.04 : x
  2. Step 2: Convert to fraction form
    170,428.16/235,185.48 = 106,801.04/x
  3. Step 3: Cross multiply
    170,428.16x = 235,185.48 × 106,801.04
  4. Step 4: Simplify right side
    170,428.16x = 25,118,053,856.90
  5. Step 5: Solve for x
    x = 25,118,053,856.90/170,428.16
  6. Step 6: Final answer
    x = 147,382.06

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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.