Home / 83,684.81-115,482.30-59,851.37

Finding the Fourth Proportional to 83,684.81, 115,482.30 and 59,851.37

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Solution

The fourth proportional to 83,684.81, 115,482.30 and 59,851.37 is: 82,592.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,684.81 : 115,482.30 = 59,851.37 : x
  2. Step 2: Convert to fraction form
    83,684.81/115,482.30 = 59,851.37/x
  3. Step 3: Cross multiply
    83,684.81x = 115,482.30 × 59,851.37
  4. Step 4: Simplify right side
    83,684.81x = 6,911,773,865.75
  5. Step 5: Solve for x
    x = 6,911,773,865.75/83,684.81
  6. Step 6: Final answer
    x = 82,592.93

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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.