Home / 82,088.90-113,281.17-46,278.95

Finding the Fourth Proportional to 82,088.90, 113,281.17 and 46,278.95

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Solution

The fourth proportional to 82,088.90, 113,281.17 and 46,278.95 is: 63,864.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,088.90 : 113,281.17 = 46,278.95 : x
  2. Step 2: Convert to fraction form
    82,088.90/113,281.17 = 46,278.95/x
  3. Step 3: Cross multiply
    82,088.90x = 113,281.17 × 46,278.95
  4. Step 4: Simplify right side
    82,088.90x = 5,242,533,035.97
  5. Step 5: Solve for x
    x = 5,242,533,035.97/82,088.90
  6. Step 6: Final answer
    x = 63,864.10

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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.