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Finding the Fourth Proportional to 60,960.69, 91,444.10 and 19,410.93

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Solution

The fourth proportional to 60,960.69, 91,444.10 and 19,410.93 is: 29,117.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,960.69 : 91,444.10 = 19,410.93 : x
  2. Step 2: Convert to fraction form
    60,960.69/91,444.10 = 19,410.93/x
  3. Step 3: Cross multiply
    60,960.69x = 91,444.10 × 19,410.93
  4. Step 4: Simplify right side
    60,960.69x = 1,775,015,024.01
  5. Step 5: Solve for x
    x = 1,775,015,024.01/60,960.69
  6. Step 6: Final answer
    x = 29,117.37

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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.