Home / 145,727.08-218,598.42-45,895.05

Finding the Fourth Proportional to 145,727.08, 218,598.42 and 45,895.05

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Solution

The fourth proportional to 145,727.08, 218,598.42 and 45,895.05 is: 68,845.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,727.08 : 218,598.42 = 45,895.05 : x
  2. Step 2: Convert to fraction form
    145,727.08/218,598.42 = 45,895.05/x
  3. Step 3: Cross multiply
    145,727.08x = 218,598.42 × 45,895.05
  4. Step 4: Simplify right side
    145,727.08x = 10,032,584,093.35
  5. Step 5: Solve for x
    x = 10,032,584,093.35/145,727.08
  6. Step 6: Final answer
    x = 68,845.02

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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.