Home / 77,335.24-116,002.38-21,931.24

Finding the Fourth Proportional to 77,335.24, 116,002.38 and 21,931.24

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Solution

The fourth proportional to 77,335.24, 116,002.38 and 21,931.24 is: 32,896.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,335.24 : 116,002.38 = 21,931.24 : x
  2. Step 2: Convert to fraction form
    77,335.24/116,002.38 = 21,931.24/x
  3. Step 3: Cross multiply
    77,335.24x = 116,002.38 × 21,931.24
  4. Step 4: Simplify right side
    77,335.24x = 2,544,076,036.35
  5. Step 5: Solve for x
    x = 2,544,076,036.35/77,335.24
  6. Step 6: Final answer
    x = 32,896.72

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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.