Home / 131,325.90-197,050.36-64,729.68

Finding the Fourth Proportional to 131,325.90, 197,050.36 and 64,729.68

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Solution

The fourth proportional to 131,325.90, 197,050.36 and 64,729.68 is: 97,124.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,325.90 : 197,050.36 = 64,729.68 : x
  2. Step 2: Convert to fraction form
    131,325.90/197,050.36 = 64,729.68/x
  3. Step 3: Cross multiply
    131,325.90x = 197,050.36 × 64,729.68
  4. Step 4: Simplify right side
    131,325.90x = 12,755,006,746.68
  5. Step 5: Solve for x
    x = 12,755,006,746.68/131,325.90
  6. Step 6: Final answer
    x = 97,124.84

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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.