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Finding the Fourth Proportional to 88,097.94, 121,576.06 and 47,812.06

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Solution

The fourth proportional to 88,097.94, 121,576.06 and 47,812.06 is: 65,981.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,097.94 : 121,576.06 = 47,812.06 : x
  2. Step 2: Convert to fraction form
    88,097.94/121,576.06 = 47,812.06/x
  3. Step 3: Cross multiply
    88,097.94x = 121,576.06 × 47,812.06
  4. Step 4: Simplify right side
    88,097.94x = 5,812,801,875.28
  5. Step 5: Solve for x
    x = 5,812,801,875.28/88,097.94
  6. Step 6: Final answer
    x = 65,981.13

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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.