Home / 64,708.23-97,066.53-20,336.84

Finding the Fourth Proportional to 64,708.23, 97,066.53 and 20,336.84

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Solution

The fourth proportional to 64,708.23, 97,066.53 and 20,336.84 is: 30,506.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,708.23 : 97,066.53 = 20,336.84 : x
  2. Step 2: Convert to fraction form
    64,708.23/97,066.53 = 20,336.84/x
  3. Step 3: Cross multiply
    64,708.23x = 97,066.53 × 20,336.84
  4. Step 4: Simplify right side
    64,708.23x = 1,974,026,004.63
  5. Step 5: Solve for x
    x = 1,974,026,004.63/64,708.23
  6. Step 6: Final answer
    x = 30,506.57

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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.