Home / 101,546.08-140,133.36-56,226.40

Finding the Fourth Proportional to 101,546.08, 140,133.36 and 56,226.40

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Solution

The fourth proportional to 101,546.08, 140,133.36 and 56,226.40 is: 77,592.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,546.08 : 140,133.36 = 56,226.40 : x
  2. Step 2: Convert to fraction form
    101,546.08/140,133.36 = 56,226.40/x
  3. Step 3: Cross multiply
    101,546.08x = 140,133.36 × 56,226.40
  4. Step 4: Simplify right side
    101,546.08x = 7,879,194,352.70
  5. Step 5: Solve for x
    x = 7,879,194,352.70/101,546.08
  6. Step 6: Final answer
    x = 77,592.30

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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.