Home / 185,379.09-255,575.74-147,265.16

Finding the Fourth Proportional to 185,379.09, 255,575.74 and 147,265.16

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Solution

The fourth proportional to 185,379.09, 255,575.74 and 147,265.16 is: 203,029.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,379.09 : 255,575.74 = 147,265.16 : x
  2. Step 2: Convert to fraction form
    185,379.09/255,575.74 = 147,265.16/x
  3. Step 3: Cross multiply
    185,379.09x = 255,575.74 × 147,265.16
  4. Step 4: Simplify right side
    185,379.09x = 37,637,402,243.22
  5. Step 5: Solve for x
    x = 37,637,402,243.22/185,379.09
  6. Step 6: Final answer
    x = 203,029.38

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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.