Home / 228,429.86-315,236.93-125,062.32

Finding the Fourth Proportional to 228,429.86, 315,236.93 and 125,062.32

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Solution

The fourth proportional to 228,429.86, 315,236.93 and 125,062.32 is: 172,588.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,429.86 : 315,236.93 = 125,062.32 : x
  2. Step 2: Convert to fraction form
    228,429.86/315,236.93 = 125,062.32/x
  3. Step 3: Cross multiply
    228,429.86x = 315,236.93 × 125,062.32
  4. Step 4: Simplify right side
    228,429.86x = 39,424,262,128.13
  5. Step 5: Solve for x
    x = 39,424,262,128.13/228,429.86
  6. Step 6: Final answer
    x = 172,588.04

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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.