Home / 67,367.04-92,967.16-38,686.34

Finding the Fourth Proportional to 67,367.04, 92,967.16 and 38,686.34

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Solution

The fourth proportional to 67,367.04, 92,967.16 and 38,686.34 is: 53,387.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,367.04 : 92,967.16 = 38,686.34 : x
  2. Step 2: Convert to fraction form
    67,367.04/92,967.16 = 38,686.34/x
  3. Step 3: Cross multiply
    67,367.04x = 92,967.16 × 38,686.34
  4. Step 4: Simplify right side
    67,367.04x = 3,596,559,160.59
  5. Step 5: Solve for x
    x = 3,596,559,160.59/67,367.04
  6. Step 6: Final answer
    x = 53,387.52

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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.