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Finding the Fourth Proportional to 173,533, 239,475.70 and 94,045

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Solution

The fourth proportional to 173,533, 239,475.70 and 94,045 is: 129,782.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,533 : 239,475.70 = 94,045 : x
  2. Step 2: Convert to fraction form
    173,533/239,475.70 = 94,045/x
  3. Step 3: Cross multiply
    173,533x = 239,475.70 × 94,045
  4. Step 4: Simplify right side
    173,533x = 22,521,492,206.50
  5. Step 5: Solve for x
    x = 22,521,492,206.50/173,533
  6. Step 6: Final answer
    x = 129,782.19

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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.