Home / 147,515.96-221,274.23-63,221.47

Finding the Fourth Proportional to 147,515.96, 221,274.23 and 63,221.47

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Solution

The fourth proportional to 147,515.96, 221,274.23 and 63,221.47 is: 94,832.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,515.96 : 221,274.23 = 63,221.47 : x
  2. Step 2: Convert to fraction form
    147,515.96/221,274.23 = 63,221.47/x
  3. Step 3: Cross multiply
    147,515.96x = 221,274.23 × 63,221.47
  4. Step 4: Simplify right side
    147,515.96x = 13,989,281,224.43
  5. Step 5: Solve for x
    x = 13,989,281,224.43/147,515.96
  6. Step 6: Final answer
    x = 94,832.32

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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.