Home / 67,895.08-93,706.47-39,600.77

Finding the Fourth Proportional to 67,895.08, 93,706.47 and 39,600.77

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Solution

The fourth proportional to 67,895.08, 93,706.47 and 39,600.77 is: 54,655.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,895.08 : 93,706.47 = 39,600.77 : x
  2. Step 2: Convert to fraction form
    67,895.08/93,706.47 = 39,600.77/x
  3. Step 3: Cross multiply
    67,895.08x = 93,706.47 × 39,600.77
  4. Step 4: Simplify right side
    67,895.08x = 3,710,847,897.45
  5. Step 5: Solve for x
    x = 3,710,847,897.45/67,895.08
  6. Step 6: Final answer
    x = 54,655.63

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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.