Home / 64,545.66-97,113.74-38,268.86

Finding the Fourth Proportional to 64,545.66, 97,113.74 and 38,268.86

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Solution

The fourth proportional to 64,545.66, 97,113.74 and 38,268.86 is: 57,578.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,545.66 : 97,113.74 = 38,268.86 : x
  2. Step 2: Convert to fraction form
    64,545.66/97,113.74 = 38,268.86/x
  3. Step 3: Cross multiply
    64,545.66x = 97,113.74 × 38,268.86
  4. Step 4: Simplify right side
    64,545.66x = 3,716,431,443.22
  5. Step 5: Solve for x
    x = 3,716,431,443.22/64,545.66
  6. Step 6: Final answer
    x = 57,578.33

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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.