Home / 147,623.20-221,435.86-63,312.22

Finding the Fourth Proportional to 147,623.20, 221,435.86 and 63,312.22

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Solution

The fourth proportional to 147,623.20, 221,435.86 and 63,312.22 is: 94,968.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,623.20 : 221,435.86 = 63,312.22 : x
  2. Step 2: Convert to fraction form
    147,623.20/221,435.86 = 63,312.22/x
  3. Step 3: Cross multiply
    147,623.20x = 221,435.86 × 63,312.22
  4. Step 4: Simplify right side
    147,623.20x = 14,019,595,884.21
  5. Step 5: Solve for x
    x = 14,019,595,884.21/147,623.20
  6. Step 6: Final answer
    x = 94,968.78

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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.