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Finding the Fourth Proportional to 58,803.60, 81,144.76 and 33,302.64

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Solution

The fourth proportional to 58,803.60, 81,144.76 and 33,302.64 is: 45,955.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,803.60 : 81,144.76 = 33,302.64 : x
  2. Step 2: Convert to fraction form
    58,803.60/81,144.76 = 33,302.64/x
  3. Step 3: Cross multiply
    58,803.60x = 81,144.76 × 33,302.64
  4. Step 4: Simplify right side
    58,803.60x = 2,702,334,730.17
  5. Step 5: Solve for x
    x = 2,702,334,730.17/58,803.60
  6. Step 6: Final answer
    x = 45,955.26

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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.