Home / 53,354.08-80,045.30-44,421

Finding the Fourth Proportional to 53,354.08, 80,045.30 and 44,421

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Solution

The fourth proportional to 53,354.08, 80,045.30 and 44,421 is: 66,643.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,354.08 : 80,045.30 = 44,421 : x
  2. Step 2: Convert to fraction form
    53,354.08/80,045.30 = 44,421/x
  3. Step 3: Cross multiply
    53,354.08x = 80,045.30 × 44,421
  4. Step 4: Simplify right side
    53,354.08x = 3,555,692,271.30
  5. Step 5: Solve for x
    x = 3,555,692,271.30/53,354.08
  6. Step 6: Final answer
    x = 66,643.31

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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.