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Finding the Fourth Proportional to 57,953.37, 79,970.27 and 32,802.87

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Solution

The fourth proportional to 57,953.37, 79,970.27 and 32,802.87 is: 45,264.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,953.37 : 79,970.27 = 32,802.87 : x
  2. Step 2: Convert to fraction form
    57,953.37/79,970.27 = 32,802.87/x
  3. Step 3: Cross multiply
    57,953.37x = 79,970.27 × 32,802.87
  4. Step 4: Simplify right side
    57,953.37x = 2,623,254,370.67
  5. Step 5: Solve for x
    x = 2,623,254,370.67/57,953.37
  6. Step 6: Final answer
    x = 45,264.92

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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.