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Finding the Fourth Proportional to 60,503.06, 83,485.05 and 33,645.80

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Solution

The fourth proportional to 60,503.06, 83,485.05 and 33,645.80 is: 46,426.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,503.06 : 83,485.05 = 33,645.80 : x
  2. Step 2: Convert to fraction form
    60,503.06/83,485.05 = 33,645.80/x
  3. Step 3: Cross multiply
    60,503.06x = 83,485.05 × 33,645.80
  4. Step 4: Simplify right side
    60,503.06x = 2,808,921,295.29
  5. Step 5: Solve for x
    x = 2,808,921,295.29/60,503.06
  6. Step 6: Final answer
    x = 46,426.10

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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.