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Finding the Fourth Proportional to 101,602.95, 140,210.49 and 55,662.22

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Solution

The fourth proportional to 101,602.95, 140,210.49 and 55,662.22 is: 76,813.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,602.95 : 140,210.49 = 55,662.22 : x
  2. Step 2: Convert to fraction form
    101,602.95/140,210.49 = 55,662.22/x
  3. Step 3: Cross multiply
    101,602.95x = 140,210.49 × 55,662.22
  4. Step 4: Simplify right side
    101,602.95x = 7,804,427,140.69
  5. Step 5: Solve for x
    x = 7,804,427,140.69/101,602.95
  6. Step 6: Final answer
    x = 76,813.00

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1.5x scale

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.