Home / 84,230.55-116,248.10-48,422.07

Finding the Fourth Proportional to 84,230.55, 116,248.10 and 48,422.07

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Solution

The fourth proportional to 84,230.55, 116,248.10 and 48,422.07 is: 66,828.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,230.55 : 116,248.10 = 48,422.07 : x
  2. Step 2: Convert to fraction form
    84,230.55/116,248.10 = 48,422.07/x
  3. Step 3: Cross multiply
    84,230.55x = 116,248.10 × 48,422.07
  4. Step 4: Simplify right side
    84,230.55x = 5,628,973,393.46
  5. Step 5: Solve for x
    x = 5,628,973,393.46/84,230.55
  6. Step 6: Final answer
    x = 66,828.17

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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.