Home / 134,847.40-202,319.70-56,018.20

Finding the Fourth Proportional to 134,847.40, 202,319.70 and 56,018.20

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Solution

The fourth proportional to 134,847.40, 202,319.70 and 56,018.20 is: 84,047.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,847.40 : 202,319.70 = 56,018.20 : x
  2. Step 2: Convert to fraction form
    134,847.40/202,319.70 = 56,018.20/x
  3. Step 3: Cross multiply
    134,847.40x = 202,319.70 × 56,018.20
  4. Step 4: Simplify right side
    134,847.40x = 11,333,585,418.54
  5. Step 5: Solve for x
    x = 11,333,585,418.54/134,847.40
  6. Step 6: Final answer
    x = 84,047.49

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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.