Home / 145,293.08-217,939.30-38,677.06

Finding the Fourth Proportional to 145,293.08, 217,939.30 and 38,677.06

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Solution

The fourth proportional to 145,293.08, 217,939.30 and 38,677.06 is: 58,015.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,293.08 : 217,939.30 = 38,677.06 : x
  2. Step 2: Convert to fraction form
    145,293.08/217,939.30 = 38,677.06/x
  3. Step 3: Cross multiply
    145,293.08x = 217,939.30 × 38,677.06
  4. Step 4: Simplify right side
    145,293.08x = 8,429,251,382.46
  5. Step 5: Solve for x
    x = 8,429,251,382.46/145,293.08
  6. Step 6: Final answer
    x = 58,015.50

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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.