Home / 229,727.30-344,365.97-128,574.74

Finding the Fourth Proportional to 229,727.30, 344,365.97 and 128,574.74

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Solution

The fourth proportional to 229,727.30, 344,365.97 and 128,574.74 is: 192,736.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,727.30 : 344,365.97 = 128,574.74 : x
  2. Step 2: Convert to fraction form
    229,727.30/344,365.97 = 128,574.74/x
  3. Step 3: Cross multiply
    229,727.30x = 344,365.97 × 128,574.74
  4. Step 4: Simplify right side
    229,727.30x = 44,276,762,692.89
  5. Step 5: Solve for x
    x = 44,276,762,692.89/229,727.30
  6. Step 6: Final answer
    x = 192,736.19

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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.