Home / 64,139.93-96,225.56-45,201.51

Finding the Fourth Proportional to 64,139.93, 96,225.56 and 45,201.51

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Solution

The fourth proportional to 64,139.93, 96,225.56 and 45,201.51 is: 67,813.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,139.93 : 96,225.56 = 45,201.51 : x
  2. Step 2: Convert to fraction form
    64,139.93/96,225.56 = 45,201.51/x
  3. Step 3: Cross multiply
    64,139.93x = 96,225.56 × 45,201.51
  4. Step 4: Simplify right side
    64,139.93x = 4,349,540,683.22
  5. Step 5: Solve for x
    x = 4,349,540,683.22/64,139.93
  6. Step 6: Final answer
    x = 67,813.30

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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.