Home / 77,640.30-116,460.36-24,332.64

Finding the Fourth Proportional to 77,640.30, 116,460.36 and 24,332.64

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Solution

The fourth proportional to 77,640.30, 116,460.36 and 24,332.64 is: 36,498.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,640.30 : 116,460.36 = 24,332.64 : x
  2. Step 2: Convert to fraction form
    77,640.30/116,460.36 = 24,332.64/x
  3. Step 3: Cross multiply
    77,640.30x = 116,460.36 × 24,332.64
  4. Step 4: Simplify right side
    77,640.30x = 2,833,788,014.15
  5. Step 5: Solve for x
    x = 2,833,788,014.15/77,640.30
  6. Step 6: Final answer
    x = 36,498.93

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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.