Home / 239,083.69-358,356.40-104,261.21

Finding the Fourth Proportional to 239,083.69, 358,356.40 and 104,261.21

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Solution

The fourth proportional to 239,083.69, 358,356.40 and 104,261.21 is: 156,274.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,083.69 : 358,356.40 = 104,261.21 : x
  2. Step 2: Convert to fraction form
    239,083.69/358,356.40 = 104,261.21/x
  3. Step 3: Cross multiply
    239,083.69x = 358,356.40 × 104,261.21
  4. Step 4: Simplify right side
    239,083.69x = 37,362,671,353.94
  5. Step 5: Solve for x
    x = 37,362,671,353.94/239,083.69
  6. Step 6: Final answer
    x = 156,274.45

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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.