Home / 97,606.56-134,681.96-57,316.55

Finding the Fourth Proportional to 97,606.56, 134,681.96 and 57,316.55

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Solution

The fourth proportional to 97,606.56, 134,681.96 and 57,316.55 is: 79,087.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,606.56 : 134,681.96 = 57,316.55 : x
  2. Step 2: Convert to fraction form
    97,606.56/134,681.96 = 57,316.55/x
  3. Step 3: Cross multiply
    97,606.56x = 134,681.96 × 57,316.55
  4. Step 4: Simplify right side
    97,606.56x = 7,719,505,774.43
  5. Step 5: Solve for x
    x = 7,719,505,774.43/97,606.56
  6. Step 6: Final answer
    x = 79,087.98

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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.