Home / 212,365.93-293,049.88-126,320.17

Finding the Fourth Proportional to 212,365.93, 293,049.88 and 126,320.17

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Solution

The fourth proportional to 212,365.93, 293,049.88 and 126,320.17 is: 174,312.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,365.93 : 293,049.88 = 126,320.17 : x
  2. Step 2: Convert to fraction form
    212,365.93/293,049.88 = 126,320.17/x
  3. Step 3: Cross multiply
    212,365.93x = 293,049.88 × 126,320.17
  4. Step 4: Simplify right side
    212,365.93x = 37,018,110,660.08
  5. Step 5: Solve for x
    x = 37,018,110,660.08/212,365.93
  6. Step 6: Final answer
    x = 174,312.85

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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.