Home / 91,397.94-137,097.63-32,220.06

Finding the Fourth Proportional to 91,397.94, 137,097.63 and 32,220.06

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Solution

The fourth proportional to 91,397.94, 137,097.63 and 32,220.06 is: 48,330.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,397.94 : 137,097.63 = 32,220.06 : x
  2. Step 2: Convert to fraction form
    91,397.94/137,097.63 = 32,220.06/x
  3. Step 3: Cross multiply
    91,397.94x = 137,097.63 × 32,220.06
  4. Step 4: Simplify right side
    91,397.94x = 4,417,293,864.46
  5. Step 5: Solve for x
    x = 4,417,293,864.46/91,397.94
  6. Step 6: Final answer
    x = 48,330.34

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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.