Home / 47,370.02-70,672.77-45,647.15

Finding the Fourth Proportional to 47,370.02, 70,672.77 and 45,647.15

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Solution

The fourth proportional to 47,370.02, 70,672.77 and 45,647.15 is: 68,102.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,370.02 : 70,672.77 = 45,647.15 : x
  2. Step 2: Convert to fraction form
    47,370.02/70,672.77 = 45,647.15/x
  3. Step 3: Cross multiply
    47,370.02x = 70,672.77 × 45,647.15
  4. Step 4: Simplify right side
    47,370.02x = 3,226,010,179.74
  5. Step 5: Solve for x
    x = 3,226,010,179.74/47,370.02
  6. Step 6: Final answer
    x = 68,102.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.