Home / 64,988.27-97,513.40-35,405.45

Finding the Fourth Proportional to 64,988.27, 97,513.40 and 35,405.45

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Solution

The fourth proportional to 64,988.27, 97,513.40 and 35,405.45 is: 53,125.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,988.27 : 97,513.40 = 35,405.45 : x
  2. Step 2: Convert to fraction form
    64,988.27/97,513.40 = 35,405.45/x
  3. Step 3: Cross multiply
    64,988.27x = 97,513.40 × 35,405.45
  4. Step 4: Simplify right side
    64,988.27x = 3,452,505,808.03
  5. Step 5: Solve for x
    x = 3,452,505,808.03/64,988.27
  6. Step 6: Final answer
    x = 53,125.06

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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.