Home / 147,977.63-221,968.50-48,138.35

Finding the Fourth Proportional to 147,977.63, 221,968.50 and 48,138.35

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Solution

The fourth proportional to 147,977.63, 221,968.50 and 48,138.35 is: 72,208.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,977.63 : 221,968.50 = 48,138.35 : x
  2. Step 2: Convert to fraction form
    147,977.63/221,968.50 = 48,138.35/x
  3. Step 3: Cross multiply
    147,977.63x = 221,968.50 × 48,138.35
  4. Step 4: Simplify right side
    147,977.63x = 10,685,196,232.13
  5. Step 5: Solve for x
    x = 10,685,196,232.13/147,977.63
  6. Step 6: Final answer
    x = 72,208.18

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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.