Home / 170,915.54-235,868.21-94,439.55

Finding the Fourth Proportional to 170,915.54, 235,868.21 and 94,439.55

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Solution

The fourth proportional to 170,915.54, 235,868.21 and 94,439.55 is: 130,329.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,915.54 : 235,868.21 = 94,439.55 : x
  2. Step 2: Convert to fraction form
    170,915.54/235,868.21 = 94,439.55/x
  3. Step 3: Cross multiply
    170,915.54x = 235,868.21 × 94,439.55
  4. Step 4: Simplify right side
    170,915.54x = 22,275,287,139.51
  5. Step 5: Solve for x
    x = 22,275,287,139.51/170,915.54
  6. Step 6: Final answer
    x = 130,329.21

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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.