Home / 170,476.61-235,358.51-151,561.38

Finding the Fourth Proportional to 170,476.61, 235,358.51 and 151,561.38

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Solution

The fourth proportional to 170,476.61, 235,358.51 and 151,561.38 is: 209,244.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,476.61 : 235,358.51 = 151,561.38 : x
  2. Step 2: Convert to fraction form
    170,476.61/235,358.51 = 151,561.38/x
  3. Step 3: Cross multiply
    170,476.61x = 235,358.51 × 151,561.38
  4. Step 4: Simplify right side
    170,476.61x = 35,671,259,772.45
  5. Step 5: Solve for x
    x = 35,671,259,772.45/170,476.61
  6. Step 6: Final answer
    x = 209,244.31

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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.