Home / 147,650.64-221,208.45-67,755.48

Finding the Fourth Proportional to 147,650.64, 221,208.45 and 67,755.48

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Solution

The fourth proportional to 147,650.64, 221,208.45 and 67,755.48 is: 101,510.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,650.64 : 221,208.45 = 67,755.48 : x
  2. Step 2: Convert to fraction form
    147,650.64/221,208.45 = 67,755.48/x
  3. Step 3: Cross multiply
    147,650.64x = 221,208.45 × 67,755.48
  4. Step 4: Simplify right side
    147,650.64x = 14,988,084,709.81
  5. Step 5: Solve for x
    x = 14,988,084,709.81/147,650.64
  6. Step 6: Final answer
    x = 101,510.46

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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.