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Finding the Fourth Proportional to 135,303.62, 202,931.67 and 41,810.18

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Solution

The fourth proportional to 135,303.62, 202,931.67 and 41,810.18 is: 62,707.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,303.62 : 202,931.67 = 41,810.18 : x
  2. Step 2: Convert to fraction form
    135,303.62/202,931.67 = 41,810.18/x
  3. Step 3: Cross multiply
    135,303.62x = 202,931.67 × 41,810.18
  4. Step 4: Simplify right side
    135,303.62x = 8,484,610,314.52
  5. Step 5: Solve for x
    x = 8,484,610,314.52/135,303.62
  6. Step 6: Final answer
    x = 62,707.93

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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.