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Finding the Fourth Proportional to 173,803, 239,848.14 and 94,315

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Solution

The fourth proportional to 173,803, 239,848.14 and 94,315 is: 130,154.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,803 : 239,848.14 = 94,315 : x
  2. Step 2: Convert to fraction form
    173,803/239,848.14 = 94,315/x
  3. Step 3: Cross multiply
    173,803x = 239,848.14 × 94,315
  4. Step 4: Simplify right side
    173,803x = 22,621,277,324.10
  5. Step 5: Solve for x
    x = 22,621,277,324.10/173,803
  6. Step 6: Final answer
    x = 130,154.70

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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.