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Finding the Fourth Proportional to 101,411.16, 152,117.01 and 41,439.64

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Solution

The fourth proportional to 101,411.16, 152,117.01 and 41,439.64 is: 62,159.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,411.16 : 152,117.01 = 41,439.64 : x
  2. Step 2: Convert to fraction form
    101,411.16/152,117.01 = 41,439.64/x
  3. Step 3: Cross multiply
    101,411.16x = 152,117.01 × 41,439.64
  4. Step 4: Simplify right side
    101,411.16x = 6,303,673,925.08
  5. Step 5: Solve for x
    x = 6,303,673,925.08/101,411.16
  6. Step 6: Final answer
    x = 62,159.57

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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.