Home / 84,688.46-127,032.68-22,359.50

Finding the Fourth Proportional to 84,688.46, 127,032.68 and 22,359.50

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Solution

The fourth proportional to 84,688.46, 127,032.68 and 22,359.50 is: 33,539.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,688.46 : 127,032.68 = 22,359.50 : x
  2. Step 2: Convert to fraction form
    84,688.46/127,032.68 = 22,359.50/x
  3. Step 3: Cross multiply
    84,688.46x = 127,032.68 × 22,359.50
  4. Step 4: Simplify right side
    84,688.46x = 2,840,386,629.20
  5. Step 5: Solve for x
    x = 2,840,386,629.20/84,688.46
  6. Step 6: Final answer
    x = 33,539.24

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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.