Home / 84,162.16-116,144.40-46,437.76

Finding the Fourth Proportional to 84,162.16, 116,144.40 and 46,437.76

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Solution

The fourth proportional to 84,162.16, 116,144.40 and 46,437.76 is: 64,084.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,162.16 : 116,144.40 = 46,437.76 : x
  2. Step 2: Convert to fraction form
    84,162.16/116,144.40 = 46,437.76/x
  3. Step 3: Cross multiply
    84,162.16x = 116,144.40 × 46,437.76
  4. Step 4: Simplify right side
    84,162.16x = 5,393,485,772.54
  5. Step 5: Solve for x
    x = 5,393,485,772.54/84,162.16
  6. Step 6: Final answer
    x = 64,084.45

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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.