Home / 145,875.74-218,850.51-40,694.66

Finding the Fourth Proportional to 145,875.74, 218,850.51 and 40,694.66

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Solution

The fourth proportional to 145,875.74, 218,850.51 and 40,694.66 is: 61,052.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,875.74 : 218,850.51 = 40,694.66 : x
  2. Step 2: Convert to fraction form
    145,875.74/218,850.51 = 40,694.66/x
  3. Step 3: Cross multiply
    145,875.74x = 218,850.51 × 40,694.66
  4. Step 4: Simplify right side
    145,875.74x = 8,906,047,095.28
  5. Step 5: Solve for x
    x = 8,906,047,095.28/145,875.74
  6. Step 6: Final answer
    x = 61,052.28

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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.