Home / 94,127.48-129,898.68-53,288.56

Finding the Fourth Proportional to 94,127.48, 129,898.68 and 53,288.56

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Solution

The fourth proportional to 94,127.48, 129,898.68 and 53,288.56 is: 73,539.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,127.48 : 129,898.68 = 53,288.56 : x
  2. Step 2: Convert to fraction form
    94,127.48/129,898.68 = 53,288.56/x
  3. Step 3: Cross multiply
    94,127.48x = 129,898.68 × 53,288.56
  4. Step 4: Simplify right side
    94,127.48x = 6,922,113,603.10
  5. Step 5: Solve for x
    x = 6,922,113,603.10/94,127.48
  6. Step 6: Final answer
    x = 73,539.77

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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.