Home / 94,119.48-129,887.64-53,280.54

Finding the Fourth Proportional to 94,119.48, 129,887.64 and 53,280.54

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Solution

The fourth proportional to 94,119.48, 129,887.64 and 53,280.54 is: 73,528.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,119.48 : 129,887.64 = 53,280.54 : x
  2. Step 2: Convert to fraction form
    94,119.48/129,887.64 = 53,280.54/x
  3. Step 3: Cross multiply
    94,119.48x = 129,887.64 × 53,280.54
  4. Step 4: Simplify right side
    94,119.48x = 6,920,483,598.53
  5. Step 5: Solve for x
    x = 6,920,483,598.53/94,119.48
  6. Step 6: Final answer
    x = 73,528.71

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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.