Home / 84,013.10-115,938.02-46,287.35

Finding the Fourth Proportional to 84,013.10, 115,938.02 and 46,287.35

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Solution

The fourth proportional to 84,013.10, 115,938.02 and 46,287.35 is: 63,876.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,013.10 : 115,938.02 = 46,287.35 : x
  2. Step 2: Convert to fraction form
    84,013.10/115,938.02 = 46,287.35/x
  3. Step 3: Cross multiply
    84,013.10x = 115,938.02 × 46,287.35
  4. Step 4: Simplify right side
    84,013.10x = 5,366,463,072.50
  5. Step 5: Solve for x
    x = 5,366,463,072.50/84,013.10
  6. Step 6: Final answer
    x = 63,876.51

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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.