Home / 84,084.64-116,038.32-45,844.48

Finding the Fourth Proportional to 84,084.64, 116,038.32 and 45,844.48

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Solution

The fourth proportional to 84,084.64, 116,038.32 and 45,844.48 is: 63,266.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,084.64 : 116,038.32 = 45,844.48 : x
  2. Step 2: Convert to fraction form
    84,084.64/116,038.32 = 45,844.48/x
  3. Step 3: Cross multiply
    84,084.64x = 116,038.32 × 45,844.48
  4. Step 4: Simplify right side
    84,084.64x = 5,319,716,440.47
  5. Step 5: Solve for x
    x = 5,319,716,440.47/84,084.64
  6. Step 6: Final answer
    x = 63,266.21

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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.