Home / 67,011.15-100,516.73-64,058.70

Finding the Fourth Proportional to 67,011.15, 100,516.73 and 64,058.70

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Solution

The fourth proportional to 67,011.15, 100,516.73 and 64,058.70 is: 96,088.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,011.15 : 100,516.73 = 64,058.70 : x
  2. Step 2: Convert to fraction form
    67,011.15/100,516.73 = 64,058.70/x
  3. Step 3: Cross multiply
    67,011.15x = 100,516.73 × 64,058.70
  4. Step 4: Simplify right side
    67,011.15x = 6,438,970,731.76
  5. Step 5: Solve for x
    x = 6,438,970,731.76/67,011.15
  6. Step 6: Final answer
    x = 96,088.05

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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.