Home / 97,411.23-145,999.28-47,416.41

Finding the Fourth Proportional to 97,411.23, 145,999.28 and 47,416.41

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Solution

The fourth proportional to 97,411.23, 145,999.28 and 47,416.41 is: 71,067.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,411.23 : 145,999.28 = 47,416.41 : x
  2. Step 2: Convert to fraction form
    97,411.23/145,999.28 = 47,416.41/x
  3. Step 3: Cross multiply
    97,411.23x = 145,999.28 × 47,416.41
  4. Step 4: Simplify right side
    97,411.23x = 6,922,761,483.10
  5. Step 5: Solve for x
    x = 6,922,761,483.10/97,411.23
  6. Step 6: Final answer
    x = 71,067.39

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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.