Home / 47,073.48-64,929.16-30,070.17

Finding the Fourth Proportional to 47,073.48, 64,929.16 and 30,070.17

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Solution

The fourth proportional to 47,073.48, 64,929.16 and 30,070.17 is: 41,476.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,073.48 : 64,929.16 = 30,070.17 : x
  2. Step 2: Convert to fraction form
    47,073.48/64,929.16 = 30,070.17/x
  3. Step 3: Cross multiply
    47,073.48x = 64,929.16 × 30,070.17
  4. Step 4: Simplify right side
    47,073.48x = 1,952,431,190.66
  5. Step 5: Solve for x
    x = 1,952,431,190.66/47,073.48
  6. Step 6: Final answer
    x = 41,476.25

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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.