Home / 228,155.13-314,749.40-147,608.83

Finding the Fourth Proportional to 228,155.13, 314,749.40 and 147,608.83

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Solution

The fourth proportional to 228,155.13, 314,749.40 and 147,608.83 is: 203,632.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,155.13 : 314,749.40 = 147,608.83 : x
  2. Step 2: Convert to fraction form
    228,155.13/314,749.40 = 147,608.83/x
  3. Step 3: Cross multiply
    228,155.13x = 314,749.40 × 147,608.83
  4. Step 4: Simplify right side
    228,155.13x = 46,459,790,332.59
  5. Step 5: Solve for x
    x = 46,459,790,332.59/228,155.13
  6. Step 6: Final answer
    x = 203,632.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.