Home / 77,513.10-116,279.37-38,036.94

Finding the Fourth Proportional to 77,513.10, 116,279.37 and 38,036.94

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Solution

The fourth proportional to 77,513.10, 116,279.37 and 38,036.94 is: 57,060.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,513.10 : 116,279.37 = 38,036.94 : x
  2. Step 2: Convert to fraction form
    77,513.10/116,279.37 = 38,036.94/x
  3. Step 3: Cross multiply
    77,513.10x = 116,279.37 × 38,036.94
  4. Step 4: Simplify right side
    77,513.10x = 4,422,911,419.93
  5. Step 5: Solve for x
    x = 4,422,911,419.93/77,513.10
  6. Step 6: Final answer
    x = 57,060.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.