Home / 91,214.73-125,875.13-50,929.17

Finding the Fourth Proportional to 91,214.73, 125,875.13 and 50,929.17

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Solution

The fourth proportional to 91,214.73, 125,875.13 and 50,929.17 is: 70,281.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,214.73 : 125,875.13 = 50,929.17 : x
  2. Step 2: Convert to fraction form
    91,214.73/125,875.13 = 50,929.17/x
  3. Step 3: Cross multiply
    91,214.73x = 125,875.13 × 50,929.17
  4. Step 4: Simplify right side
    91,214.73x = 6,410,715,639.90
  5. Step 5: Solve for x
    x = 6,410,715,639.90/91,214.73
  6. Step 6: Final answer
    x = 70,281.58

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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.