Home / 53,005.02-73,146.95-29,131.50

Finding the Fourth Proportional to 53,005.02, 73,146.95 and 29,131.50

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Solution

The fourth proportional to 53,005.02, 73,146.95 and 29,131.50 is: 40,201.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,005.02 : 73,146.95 = 29,131.50 : x
  2. Step 2: Convert to fraction form
    53,005.02/73,146.95 = 29,131.50/x
  3. Step 3: Cross multiply
    53,005.02x = 73,146.95 × 29,131.50
  4. Step 4: Simplify right side
    53,005.02x = 2,130,880,373.93
  5. Step 5: Solve for x
    x = 2,130,880,373.93/53,005.02
  6. Step 6: Final answer
    x = 40,201.48

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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.