Home / 212,711.44-293,538.04-115,916.16

Finding the Fourth Proportional to 212,711.44, 293,538.04 and 115,916.16

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Solution

The fourth proportional to 212,711.44, 293,538.04 and 115,916.16 is: 159,962.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,711.44 : 293,538.04 = 115,916.16 : x
  2. Step 2: Convert to fraction form
    212,711.44/293,538.04 = 115,916.16/x
  3. Step 3: Cross multiply
    212,711.44x = 293,538.04 × 115,916.16
  4. Step 4: Simplify right side
    212,711.44x = 34,025,802,410.73
  5. Step 5: Solve for x
    x = 34,025,802,410.73/212,711.44
  6. Step 6: Final answer
    x = 159,962.26

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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.