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Finding the Fourth Proportional to 239,076.16, 358,530.54 and 70,551.76

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Solution

The fourth proportional to 239,076.16, 358,530.54 and 70,551.76 is: 105,802.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,076.16 : 358,530.54 = 70,551.76 : x
  2. Step 2: Convert to fraction form
    239,076.16/358,530.54 = 70,551.76/x
  3. Step 3: Cross multiply
    239,076.16x = 358,530.54 × 70,551.76
  4. Step 4: Simplify right side
    239,076.16x = 25,294,960,610.75
  5. Step 5: Solve for x
    x = 25,294,960,610.75/239,076.16
  6. Step 6: Final answer
    x = 105,802.94

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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.