Home / 170,807.25-235,716.34-94,331.51

Finding the Fourth Proportional to 170,807.25, 235,716.34 and 94,331.51

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Solution

The fourth proportional to 170,807.25, 235,716.34 and 94,331.51 is: 130,178.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,807.25 : 235,716.34 = 94,331.51 : x
  2. Step 2: Convert to fraction form
    170,807.25/235,716.34 = 94,331.51/x
  3. Step 3: Cross multiply
    170,807.25x = 235,716.34 × 94,331.51
  4. Step 4: Simplify right side
    170,807.25x = 22,235,478,283.87
  5. Step 5: Solve for x
    x = 22,235,478,283.87/170,807.25
  6. Step 6: Final answer
    x = 130,178.77

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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.