Home / 60,404.02-83,447.08-39,756.21

Finding the Fourth Proportional to 60,404.02, 83,447.08 and 39,756.21

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Solution

The fourth proportional to 60,404.02, 83,447.08 and 39,756.21 is: 54,922.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,404.02 : 83,447.08 = 39,756.21 : x
  2. Step 2: Convert to fraction form
    60,404.02/83,447.08 = 39,756.21/x
  3. Step 3: Cross multiply
    60,404.02x = 83,447.08 × 39,756.21
  4. Step 4: Simplify right side
    60,404.02x = 3,317,539,536.98
  5. Step 5: Solve for x
    x = 3,317,539,536.98/60,404.02
  6. Step 6: Final answer
    x = 54,922.50

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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.