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Finding the Fourth Proportional to 101,228.40, 151,907.40 and 59,108.40

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Solution

The fourth proportional to 101,228.40, 151,907.40 and 59,108.40 is: 88,700.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,228.40 : 151,907.40 = 59,108.40 : x
  2. Step 2: Convert to fraction form
    101,228.40/151,907.40 = 59,108.40/x
  3. Step 3: Cross multiply
    101,228.40x = 151,907.40 × 59,108.40
  4. Step 4: Simplify right side
    101,228.40x = 8,979,003,362.16
  5. Step 5: Solve for x
    x = 8,979,003,362.16/101,228.40
  6. Step 6: Final answer
    x = 88,700.44

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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.