Home / 65,964.02-91,031.45-35,750.31

Finding the Fourth Proportional to 65,964.02, 91,031.45 and 35,750.31

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Solution

The fourth proportional to 65,964.02, 91,031.45 and 35,750.31 is: 49,336.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,964.02 : 91,031.45 = 35,750.31 : x
  2. Step 2: Convert to fraction form
    65,964.02/91,031.45 = 35,750.31/x
  3. Step 3: Cross multiply
    65,964.02x = 91,031.45 × 35,750.31
  4. Step 4: Simplify right side
    65,964.02x = 3,254,402,549.18
  5. Step 5: Solve for x
    x = 3,254,402,549.18/65,964.02
  6. Step 6: Final answer
    x = 49,336.02

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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.