Home / 92,088.09-127,308.00-91,246.10

Finding the Fourth Proportional to 92,088.09, 127,308.00 and 91,246.10

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Solution

The fourth proportional to 92,088.09, 127,308.00 and 91,246.10 is: 126,143.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,088.09 : 127,308.00 = 91,246.10 : x
  2. Step 2: Convert to fraction form
    92,088.09/127,308.00 = 91,246.10/x
  3. Step 3: Cross multiply
    92,088.09x = 127,308.00 × 91,246.10
  4. Step 4: Simplify right side
    92,088.09x = 11,616,358,204.43
  5. Step 5: Solve for x
    x = 11,616,358,204.43/92,088.09
  6. Step 6: Final answer
    x = 126,143.98

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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.