Home / 84,713.42-127,048.79-34,807.29

Finding the Fourth Proportional to 84,713.42, 127,048.79 and 34,807.29

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Solution

The fourth proportional to 84,713.42, 127,048.79 and 34,807.29 is: 52,202.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,713.42 : 127,048.79 = 34,807.29 : x
  2. Step 2: Convert to fraction form
    84,713.42/127,048.79 = 34,807.29/x
  3. Step 3: Cross multiply
    84,713.42x = 127,048.79 × 34,807.29
  4. Step 4: Simplify right side
    84,713.42x = 4,422,223,903.64
  5. Step 5: Solve for x
    x = 4,422,223,903.64/84,713.42
  6. Step 6: Final answer
    x = 52,202.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.