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Finding the Fourth Proportional to 97,339.70, 134,328.77 and 52,627.70

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Solution

The fourth proportional to 97,339.70, 134,328.77 and 52,627.70 is: 72,626.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,339.70 : 134,328.77 = 52,627.70 : x
  2. Step 2: Convert to fraction form
    97,339.70/134,328.77 = 52,627.70/x
  3. Step 3: Cross multiply
    97,339.70x = 134,328.77 × 52,627.70
  4. Step 4: Simplify right side
    97,339.70x = 7,069,413,274.15
  5. Step 5: Solve for x
    x = 7,069,413,274.15/97,339.70
  6. Step 6: Final answer
    x = 72,626.21

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1.5x scale

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.