Home / 91,294.04-125,983.44-51,008.13

Finding the Fourth Proportional to 91,294.04, 125,983.44 and 51,008.13

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Solution

The fourth proportional to 91,294.04, 125,983.44 and 51,008.13 is: 70,389.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,294.04 : 125,983.44 = 51,008.13 : x
  2. Step 2: Convert to fraction form
    91,294.04/125,983.44 = 51,008.13/x
  3. Step 3: Cross multiply
    91,294.04x = 125,983.44 × 51,008.13
  4. Step 4: Simplify right side
    91,294.04x = 6,426,179,685.37
  5. Step 5: Solve for x
    x = 6,426,179,685.37/91,294.04
  6. Step 6: Final answer
    x = 70,389.91

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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.