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Finding the Fourth Proportional to 72,953.91, 100,692.06 and 46,079.34

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Solution

The fourth proportional to 72,953.91, 100,692.06 and 46,079.34 is: 63,599.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,953.91 : 100,692.06 = 46,079.34 : x
  2. Step 2: Convert to fraction form
    72,953.91/100,692.06 = 46,079.34/x
  3. Step 3: Cross multiply
    72,953.91x = 100,692.06 × 46,079.34
  4. Step 4: Simplify right side
    72,953.91x = 4,639,823,668.04
  5. Step 5: Solve for x
    x = 4,639,823,668.04/72,953.91
  6. Step 6: Final answer
    x = 63,599.38

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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.