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Finding the Fourth Proportional to 60,319.99, 90,529.17 and 30,746.26

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Solution

The fourth proportional to 60,319.99, 90,529.17 and 30,746.26 is: 46,144.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,319.99 : 90,529.17 = 30,746.26 : x
  2. Step 2: Convert to fraction form
    60,319.99/90,529.17 = 30,746.26/x
  3. Step 3: Cross multiply
    60,319.99x = 90,529.17 × 30,746.26
  4. Step 4: Simplify right side
    60,319.99x = 2,783,433,398.40
  5. Step 5: Solve for x
    x = 2,783,433,398.40/60,319.99
  6. Step 6: Final answer
    x = 46,144.46

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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.