Home / 251,016.75-346,405.55-137,841.93

Finding the Fourth Proportional to 251,016.75, 346,405.55 and 137,841.93

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Solution

The fourth proportional to 251,016.75, 346,405.55 and 137,841.93 is: 190,223.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,016.75 : 346,405.55 = 137,841.93 : x
  2. Step 2: Convert to fraction form
    251,016.75/346,405.55 = 137,841.93/x
  3. Step 3: Cross multiply
    251,016.75x = 346,405.55 × 137,841.93
  4. Step 4: Simplify right side
    251,016.75x = 47,749,209,574.71
  5. Step 5: Solve for x
    x = 47,749,209,574.71/251,016.75
  6. Step 6: Final answer
    x = 190,223.20

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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.