Home / 97,607.56-134,683.34-57,317.55

Finding the Fourth Proportional to 97,607.56, 134,683.34 and 57,317.55

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Solution

The fourth proportional to 97,607.56, 134,683.34 and 57,317.55 is: 79,089.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,607.56 : 134,683.34 = 57,317.55 : x
  2. Step 2: Convert to fraction form
    97,607.56/134,683.34 = 57,317.55/x
  3. Step 3: Cross multiply
    97,607.56x = 134,683.34 × 57,317.55
  4. Step 4: Simplify right side
    97,607.56x = 7,719,719,074.62
  5. Step 5: Solve for x
    x = 7,719,719,074.62/97,607.56
  6. Step 6: Final answer
    x = 79,089.36

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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.