Home / 66,431.91-99,224.52-60,097.08

Finding the Fourth Proportional to 66,431.91, 99,224.52 and 60,097.08

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Solution

The fourth proportional to 66,431.91, 99,224.52 and 60,097.08 is: 89,762.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,431.91 : 99,224.52 = 60,097.08 : x
  2. Step 2: Convert to fraction form
    66,431.91/99,224.52 = 60,097.08/x
  3. Step 3: Cross multiply
    66,431.91x = 99,224.52 × 60,097.08
  4. Step 4: Simplify right side
    66,431.91x = 5,963,103,916.40
  5. Step 5: Solve for x
    x = 5,963,103,916.40/66,431.91
  6. Step 6: Final answer
    x = 89,762.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.