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Finding the Fourth Proportional to 122,061.84, 183,118.88 and 37,820.13

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Solution

The fourth proportional to 122,061.84, 183,118.88 and 37,820.13 is: 56,738.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,061.84 : 183,118.88 = 37,820.13 : x
  2. Step 2: Convert to fraction form
    122,061.84/183,118.88 = 37,820.13/x
  3. Step 3: Cross multiply
    122,061.84x = 183,118.88 × 37,820.13
  4. Step 4: Simplify right side
    122,061.84x = 6,925,579,941.60
  5. Step 5: Solve for x
    x = 6,925,579,941.60/122,061.84
  6. Step 6: Final answer
    x = 56,738.29

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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.