Home / 60,408.79-83,330.53-56,132.35

Finding the Fourth Proportional to 60,408.79, 83,330.53 and 56,132.35

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Solution

The fourth proportional to 60,408.79, 83,330.53 and 56,132.35 is: 77,431.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,408.79 : 83,330.53 = 56,132.35 : x
  2. Step 2: Convert to fraction form
    60,408.79/83,330.53 = 56,132.35/x
  3. Step 3: Cross multiply
    60,408.79x = 83,330.53 × 56,132.35
  4. Step 4: Simplify right side
    60,408.79x = 4,677,538,126.99
  5. Step 5: Solve for x
    x = 4,677,538,126.99/60,408.79
  6. Step 6: Final answer
    x = 77,431.42

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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.