Home / 60,460.17-90,646.92-28,421.30

Finding the Fourth Proportional to 60,460.17, 90,646.92 and 28,421.30

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Solution

The fourth proportional to 60,460.17, 90,646.92 and 28,421.30 is: 42,611.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,460.17 : 90,646.92 = 28,421.30 : x
  2. Step 2: Convert to fraction form
    60,460.17/90,646.92 = 28,421.30/x
  3. Step 3: Cross multiply
    60,460.17x = 90,646.92 × 28,421.30
  4. Step 4: Simplify right side
    60,460.17x = 2,576,302,854.16
  5. Step 5: Solve for x
    x = 2,576,302,854.16/60,460.17
  6. Step 6: Final answer
    x = 42,611.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.