Home / 251,065.08-346,468.74-136,342.92

Finding the Fourth Proportional to 251,065.08, 346,468.74 and 136,342.92

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Solution

The fourth proportional to 251,065.08, 346,468.74 and 136,342.92 is: 188,152.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,065.08 : 346,468.74 = 136,342.92 : x
  2. Step 2: Convert to fraction form
    251,065.08/346,468.74 = 136,342.92/x
  3. Step 3: Cross multiply
    251,065.08x = 346,468.74 × 136,342.92
  4. Step 4: Simplify right side
    251,065.08x = 47,238,559,700.32
  5. Step 5: Solve for x
    x = 47,238,559,700.32/251,065.08
  6. Step 6: Final answer
    x = 188,152.65

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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.