Home / 67,452.48-93,080.34-40,603.68

Finding the Fourth Proportional to 67,452.48, 93,080.34 and 40,603.68

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Solution

The fourth proportional to 67,452.48, 93,080.34 and 40,603.68 is: 56,030.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,452.48 : 93,080.34 = 40,603.68 : x
  2. Step 2: Convert to fraction form
    67,452.48/93,080.34 = 40,603.68/x
  3. Step 3: Cross multiply
    67,452.48x = 93,080.34 × 40,603.68
  4. Step 4: Simplify right side
    67,452.48x = 3,779,404,339.65
  5. Step 5: Solve for x
    x = 3,779,404,339.65/67,452.48
  6. Step 6: Final answer
    x = 56,030.62

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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.