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Finding the Fourth Proportional to 60,011.15, 90,048.15 and 38,946.23

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Solution

The fourth proportional to 60,011.15, 90,048.15 and 38,946.23 is: 58,439.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,011.15 : 90,048.15 = 38,946.23 : x
  2. Step 2: Convert to fraction form
    60,011.15/90,048.15 = 38,946.23/x
  3. Step 3: Cross multiply
    60,011.15x = 90,048.15 × 38,946.23
  4. Step 4: Simplify right side
    60,011.15x = 3,507,035,510.73
  5. Step 5: Solve for x
    x = 3,507,035,510.73/60,011.15
  6. Step 6: Final answer
    x = 58,439.74

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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.