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Finding the Fourth Proportional to 371,008.53, 556,137.14 and 146,527.25

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Solution

The fourth proportional to 371,008.53, 556,137.14 and 146,527.25 is: 219,642.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,008.53 : 556,137.14 = 146,527.25 : x
  2. Step 2: Convert to fraction form
    371,008.53/556,137.14 = 146,527.25/x
  3. Step 3: Cross multiply
    371,008.53x = 556,137.14 × 146,527.25
  4. Step 4: Simplify right side
    371,008.53x = 81,489,242,233.74
  5. Step 5: Solve for x
    x = 81,489,242,233.74/371,008.53
  6. Step 6: Final answer
    x = 219,642.50

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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.