Home / 97,827.71-134,939.51-67,186.02

Finding the Fourth Proportional to 97,827.71, 134,939.51 and 67,186.02

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Solution

The fourth proportional to 97,827.71, 134,939.51 and 67,186.02 is: 92,673.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,827.71 : 134,939.51 = 67,186.02 : x
  2. Step 2: Convert to fraction form
    97,827.71/134,939.51 = 67,186.02/x
  3. Step 3: Cross multiply
    97,827.71x = 134,939.51 × 67,186.02
  4. Step 4: Simplify right side
    97,827.71x = 9,066,047,607.02
  5. Step 5: Solve for x
    x = 9,066,047,607.02/97,827.71
  6. Step 6: Final answer
    x = 92,673.62

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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.