Home / 145,727.93-218,599.71-45,895.91

Finding the Fourth Proportional to 145,727.93, 218,599.71 and 45,895.91

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Solution

The fourth proportional to 145,727.93, 218,599.71 and 45,895.91 is: 68,846.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,727.93 : 218,599.71 = 45,895.91 : x
  2. Step 2: Convert to fraction form
    145,727.93/218,599.71 = 45,895.91/x
  3. Step 3: Cross multiply
    145,727.93x = 218,599.71 × 45,895.91
  4. Step 4: Simplify right side
    145,727.93x = 10,032,831,351.08
  5. Step 5: Solve for x
    x = 10,032,831,351.08/145,727.93
  6. Step 6: Final answer
    x = 68,846.32

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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.