Home / 81,592.41-112,599.27-45,785.01

Finding the Fourth Proportional to 81,592.41, 112,599.27 and 45,785.01

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Solution

The fourth proportional to 81,592.41, 112,599.27 and 45,785.01 is: 63,184.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,592.41 : 112,599.27 = 45,785.01 : x
  2. Step 2: Convert to fraction form
    81,592.41/112,599.27 = 45,785.01/x
  3. Step 3: Cross multiply
    81,592.41x = 112,599.27 × 45,785.01
  4. Step 4: Simplify right side
    81,592.41x = 5,155,358,702.94
  5. Step 5: Solve for x
    x = 5,155,358,702.94/81,592.41
  6. Step 6: Final answer
    x = 63,184.29

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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.