Home / 76,603.24-105,700.26-46,383.40

Finding the Fourth Proportional to 76,603.24, 105,700.26 and 46,383.40

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Solution

The fourth proportional to 76,603.24, 105,700.26 and 46,383.40 is: 64,001.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,603.24 : 105,700.26 = 46,383.40 : x
  2. Step 2: Convert to fraction form
    76,603.24/105,700.26 = 46,383.40/x
  3. Step 3: Cross multiply
    76,603.24x = 105,700.26 × 46,383.40
  4. Step 4: Simplify right side
    76,603.24x = 4,902,737,439.68
  5. Step 5: Solve for x
    x = 4,902,737,439.68/76,603.24
  6. Step 6: Final answer
    x = 64,001.70

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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.