Home / 147,016.84-202,887.70-83,357.32

Finding the Fourth Proportional to 147,016.84, 202,887.70 and 83,357.32

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Solution

The fourth proportional to 147,016.84, 202,887.70 and 83,357.32 is: 115,035.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,016.84 : 202,887.70 = 83,357.32 : x
  2. Step 2: Convert to fraction form
    147,016.84/202,887.70 = 83,357.32/x
  3. Step 3: Cross multiply
    147,016.84x = 202,887.70 × 83,357.32
  4. Step 4: Simplify right side
    147,016.84x = 16,912,174,932.96
  5. Step 5: Solve for x
    x = 16,912,174,932.96/147,016.84
  6. Step 6: Final answer
    x = 115,035.63

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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.