Home / 147,858.47-221,809.11-46,622.16

Finding the Fourth Proportional to 147,858.47, 221,809.11 and 46,622.16

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Solution

The fourth proportional to 147,858.47, 221,809.11 and 46,622.16 is: 69,939.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,858.47 : 221,809.11 = 46,622.16 : x
  2. Step 2: Convert to fraction form
    147,858.47/221,809.11 = 46,622.16/x
  3. Step 3: Cross multiply
    147,858.47x = 221,809.11 × 46,622.16
  4. Step 4: Simplify right side
    147,858.47x = 10,341,218,473.72
  5. Step 5: Solve for x
    x = 10,341,218,473.72/147,858.47
  6. Step 6: Final answer
    x = 69,939.98

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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.