Home / 53,008.02-73,152.11-29,136.92

Finding the Fourth Proportional to 53,008.02, 73,152.11 and 29,136.92

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Solution

The fourth proportional to 53,008.02, 73,152.11 and 29,136.92 is: 40,209.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,008.02 : 73,152.11 = 29,136.92 : x
  2. Step 2: Convert to fraction form
    53,008.02/73,152.11 = 29,136.92/x
  3. Step 3: Cross multiply
    53,008.02x = 73,152.11 × 29,136.92
  4. Step 4: Simplify right side
    53,008.02x = 2,131,426,883.98
  5. Step 5: Solve for x
    x = 2,131,426,883.98/53,008.02
  6. Step 6: Final answer
    x = 40,209.52

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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.