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Finding the Fourth Proportional to 133,702.57, 200,510.11 and 62,603.20

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Solution

The fourth proportional to 133,702.57, 200,510.11 and 62,603.20 is: 93,884.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,702.57 : 200,510.11 = 62,603.20 : x
  2. Step 2: Convert to fraction form
    133,702.57/200,510.11 = 62,603.20/x
  3. Step 3: Cross multiply
    133,702.57x = 200,510.11 × 62,603.20
  4. Step 4: Simplify right side
    133,702.57x = 12,552,574,518.35
  5. Step 5: Solve for x
    x = 12,552,574,518.35/133,702.57
  6. Step 6: Final answer
    x = 93,884.32

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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.