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Finding the Fourth Proportional to 74,753.88, 112,133.88 and 34,810.08

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Solution

The fourth proportional to 74,753.88, 112,133.88 and 34,810.08 is: 52,216.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,753.88 : 112,133.88 = 34,810.08 : x
  2. Step 2: Convert to fraction form
    74,753.88/112,133.88 = 34,810.08/x
  3. Step 3: Cross multiply
    74,753.88x = 112,133.88 × 34,810.08
  4. Step 4: Simplify right side
    74,753.88x = 3,903,389,333.51
  5. Step 5: Solve for x
    x = 3,903,389,333.51/74,753.88
  6. Step 6: Final answer
    x = 52,216.54

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1.5x scale

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.