Home / 239,062.04-358,478.74-139,250.72

Finding the Fourth Proportional to 239,062.04, 358,478.74 and 139,250.72

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Solution

The fourth proportional to 239,062.04, 358,478.74 and 139,250.72 is: 208,809.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,062.04 : 358,478.74 = 139,250.72 : x
  2. Step 2: Convert to fraction form
    239,062.04/358,478.74 = 139,250.72/x
  3. Step 3: Cross multiply
    239,062.04x = 358,478.74 × 139,250.72
  4. Step 4: Simplify right side
    239,062.04x = 49,918,422,649.69
  5. Step 5: Solve for x
    x = 49,918,422,649.69/239,062.04
  6. Step 6: Final answer
    x = 208,809.49

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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.