Home / 67,752.10-93,510.96-39,090.26

Finding the Fourth Proportional to 67,752.10, 93,510.96 and 39,090.26

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Solution

The fourth proportional to 67,752.10, 93,510.96 and 39,090.26 is: 53,952.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,752.10 : 93,510.96 = 39,090.26 : x
  2. Step 2: Convert to fraction form
    67,752.10/93,510.96 = 39,090.26/x
  3. Step 3: Cross multiply
    67,752.10x = 93,510.96 × 39,090.26
  4. Step 4: Simplify right side
    67,752.10x = 3,655,367,739.25
  5. Step 5: Solve for x
    x = 3,655,367,739.25/67,752.10
  6. Step 6: Final answer
    x = 53,952.10

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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.