Home / 147,362.63-221,087.07-47,520.82

Finding the Fourth Proportional to 147,362.63, 221,087.07 and 47,520.82

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Solution

The fourth proportional to 147,362.63, 221,087.07 and 47,520.82 is: 71,295.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,362.63 : 221,087.07 = 47,520.82 : x
  2. Step 2: Convert to fraction form
    147,362.63/221,087.07 = 47,520.82/x
  3. Step 3: Cross multiply
    147,362.63x = 221,087.07 × 47,520.82
  4. Step 4: Simplify right side
    147,362.63x = 10,506,238,857.80
  5. Step 5: Solve for x
    x = 10,506,238,857.80/147,362.63
  6. Step 6: Final answer
    x = 71,295.14

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1.5x scale

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.