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Finding the Fourth Proportional to 110,218, 152,100.48 and 59,916.64

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Solution

The fourth proportional to 110,218, 152,100.48 and 59,916.64 is: 82,684.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,218 : 152,100.48 = 59,916.64 : x
  2. Step 2: Convert to fraction form
    110,218/152,100.48 = 59,916.64/x
  3. Step 3: Cross multiply
    110,218x = 152,100.48 × 59,916.64
  4. Step 4: Simplify right side
    110,218x = 9,113,349,703.99
  5. Step 5: Solve for x
    x = 9,113,349,703.99/110,218
  6. Step 6: Final answer
    x = 82,684.77

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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.