Home / 119,050.26-164,280.51-65,326.74

Finding the Fourth Proportional to 119,050.26, 164,280.51 and 65,326.74

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Solution

The fourth proportional to 119,050.26, 164,280.51 and 65,326.74 is: 90,146.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,050.26 : 164,280.51 = 65,326.74 : x
  2. Step 2: Convert to fraction form
    119,050.26/164,280.51 = 65,326.74/x
  3. Step 3: Cross multiply
    119,050.26x = 164,280.51 × 65,326.74
  4. Step 4: Simplify right side
    119,050.26x = 10,731,910,163.84
  5. Step 5: Solve for x
    x = 10,731,910,163.84/119,050.26
  6. Step 6: Final answer
    x = 90,146.05

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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.