Home / 227,731.28-341,368.31-77,869.08

Finding the Fourth Proportional to 227,731.28, 341,368.31 and 77,869.08

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Solution

The fourth proportional to 227,731.28, 341,368.31 and 77,869.08 is: 116,725.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,731.28 : 341,368.31 = 77,869.08 : x
  2. Step 2: Convert to fraction form
    227,731.28/341,368.31 = 77,869.08/x
  3. Step 3: Cross multiply
    227,731.28x = 341,368.31 × 77,869.08
  4. Step 4: Simplify right side
    227,731.28x = 26,582,035,851.51
  5. Step 5: Solve for x
    x = 26,582,035,851.51/227,731.28
  6. Step 6: Final answer
    x = 116,725.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.