Home / 105,293.39-145,258.25-62,827.38

Finding the Fourth Proportional to 105,293.39, 145,258.25 and 62,827.38

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Solution

The fourth proportional to 105,293.39, 145,258.25 and 62,827.38 is: 86,673.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,293.39 : 145,258.25 = 62,827.38 : x
  2. Step 2: Convert to fraction form
    105,293.39/145,258.25 = 62,827.38/x
  3. Step 3: Cross multiply
    105,293.39x = 145,258.25 × 62,827.38
  4. Step 4: Simplify right side
    105,293.39x = 9,126,194,956.75
  5. Step 5: Solve for x
    x = 9,126,194,956.75/105,293.39
  6. Step 6: Final answer
    x = 86,673.96

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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.