Home / 46,419.12-64,035.09-31,292.64

Finding the Fourth Proportional to 46,419.12, 64,035.09 and 31,292.64

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Solution

The fourth proportional to 46,419.12, 64,035.09 and 31,292.64 is: 43,168.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,419.12 : 64,035.09 = 31,292.64 : x
  2. Step 2: Convert to fraction form
    46,419.12/64,035.09 = 31,292.64/x
  3. Step 3: Cross multiply
    46,419.12x = 64,035.09 × 31,292.64
  4. Step 4: Simplify right side
    46,419.12x = 2,003,827,018.74
  5. Step 5: Solve for x
    x = 2,003,827,018.74/46,419.12
  6. Step 6: Final answer
    x = 43,168.14

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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.