Home / 64,675.08-89,238.18-37,812.36

Finding the Fourth Proportional to 64,675.08, 89,238.18 and 37,812.36

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Solution

The fourth proportional to 64,675.08, 89,238.18 and 37,812.36 is: 52,173.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,675.08 : 89,238.18 = 37,812.36 : x
  2. Step 2: Convert to fraction form
    64,675.08/89,238.18 = 37,812.36/x
  3. Step 3: Cross multiply
    64,675.08x = 89,238.18 × 37,812.36
  4. Step 4: Simplify right side
    64,675.08x = 3,374,306,187.90
  5. Step 5: Solve for x
    x = 3,374,306,187.90/64,675.08
  6. Step 6: Final answer
    x = 52,173.20

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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.