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Finding the Fourth Proportional to 63,066.64, 87,032.64 and 34,386.07

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Solution

The fourth proportional to 63,066.64, 87,032.64 and 34,386.07 is: 47,453.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,066.64 : 87,032.64 = 34,386.07 : x
  2. Step 2: Convert to fraction form
    63,066.64/87,032.64 = 34,386.07/x
  3. Step 3: Cross multiply
    63,066.64x = 87,032.64 × 34,386.07
  4. Step 4: Simplify right side
    63,066.64x = 2,992,710,016.16
  5. Step 5: Solve for x
    x = 2,992,710,016.16/63,066.64
  6. Step 6: Final answer
    x = 47,453.14

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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.