Home / 84,037.23-115,972.16-46,312.83

Finding the Fourth Proportional to 84,037.23, 115,972.16 and 46,312.83

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Solution

The fourth proportional to 84,037.23, 115,972.16 and 46,312.83 is: 63,912.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,037.23 : 115,972.16 = 46,312.83 : x
  2. Step 2: Convert to fraction form
    84,037.23/115,972.16 = 46,312.83/x
  3. Step 3: Cross multiply
    84,037.23x = 115,972.16 × 46,312.83
  4. Step 4: Simplify right side
    84,037.23x = 5,370,998,699.25
  5. Step 5: Solve for x
    x = 5,370,998,699.25/84,037.23
  6. Step 6: Final answer
    x = 63,912.13

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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.