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Finding the Fourth Proportional to 103,737.10, 155,605.65 and 94,551.70

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Solution

The fourth proportional to 103,737.10, 155,605.65 and 94,551.70 is: 141,827.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,737.10 : 155,605.65 = 94,551.70 : x
  2. Step 2: Convert to fraction form
    103,737.10/155,605.65 = 94,551.70/x
  3. Step 3: Cross multiply
    103,737.10x = 155,605.65 × 94,551.70
  4. Step 4: Simplify right side
    103,737.10x = 14,712,778,737.11
  5. Step 5: Solve for x
    x = 14,712,778,737.11/103,737.10
  6. Step 6: Final answer
    x = 141,827.55

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1.5x scale

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.