Home / 185,345.14-255,776.68-100,462.26

Finding the Fourth Proportional to 185,345.14, 255,776.68 and 100,462.26

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Solution

The fourth proportional to 185,345.14, 255,776.68 and 100,462.26 is: 138,638.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,345.14 : 255,776.68 = 100,462.26 : x
  2. Step 2: Convert to fraction form
    185,345.14/255,776.68 = 100,462.26/x
  3. Step 3: Cross multiply
    185,345.14x = 255,776.68 × 100,462.26
  4. Step 4: Simplify right side
    185,345.14x = 25,695,903,328.10
  5. Step 5: Solve for x
    x = 25,695,903,328.10/185,345.14
  6. Step 6: Final answer
    x = 138,638.13

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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.