Home / 64,723.40-97,088.30-33,619.40

Finding the Fourth Proportional to 64,723.40, 97,088.30 and 33,619.40

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Solution

The fourth proportional to 64,723.40, 97,088.30 and 33,619.40 is: 50,430.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,723.40 : 97,088.30 = 33,619.40 : x
  2. Step 2: Convert to fraction form
    64,723.40/97,088.30 = 33,619.40/x
  3. Step 3: Cross multiply
    64,723.40x = 97,088.30 × 33,619.40
  4. Step 4: Simplify right side
    64,723.40x = 3,264,050,393.02
  5. Step 5: Solve for x
    x = 3,264,050,393.02/64,723.40
  6. Step 6: Final answer
    x = 50,430.76

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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.