Home / 64,312.11-96,530.18-31,055.49

Finding the Fourth Proportional to 64,312.11, 96,530.18 and 31,055.49

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Solution

The fourth proportional to 64,312.11, 96,530.18 and 31,055.49 is: 46,613.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,312.11 : 96,530.18 = 31,055.49 : x
  2. Step 2: Convert to fraction form
    64,312.11/96,530.18 = 31,055.49/x
  3. Step 3: Cross multiply
    64,312.11x = 96,530.18 × 31,055.49
  4. Step 4: Simplify right side
    64,312.11x = 2,997,791,884.41
  5. Step 5: Solve for x
    x = 2,997,791,884.41/64,312.11
  6. Step 6: Final answer
    x = 46,613.18

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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.