Home / 147,767.60-221,323.35-121,523.60

Finding the Fourth Proportional to 147,767.60, 221,323.35 and 121,523.60

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Solution

The fourth proportional to 147,767.60, 221,323.35 and 121,523.60 is: 182,015.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,767.60 : 221,323.35 = 121,523.60 : x
  2. Step 2: Convert to fraction form
    147,767.60/221,323.35 = 121,523.60/x
  3. Step 3: Cross multiply
    147,767.60x = 221,323.35 × 121,523.60
  4. Step 4: Simplify right side
    147,767.60x = 26,896,010,256.06
  5. Step 5: Solve for x
    x = 26,896,010,256.06/147,767.60
  6. Step 6: Final answer
    x = 182,015.61

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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.