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Finding the Fourth Proportional to 73,484.58, 101,411.28 and 41,653.20

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Solution

The fourth proportional to 73,484.58, 101,411.28 and 41,653.20 is: 57,482.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,484.58 : 101,411.28 = 41,653.20 : x
  2. Step 2: Convert to fraction form
    73,484.58/101,411.28 = 41,653.20/x
  3. Step 3: Cross multiply
    73,484.58x = 101,411.28 × 41,653.20
  4. Step 4: Simplify right side
    73,484.58x = 4,224,104,328.10
  5. Step 5: Solve for x
    x = 4,224,104,328.10/73,484.58
  6. Step 6: Final answer
    x = 57,482.87

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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.