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Finding the Fourth Proportional to 60,605.48, 90,852.09 and 30,957.93

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Solution

The fourth proportional to 60,605.48, 90,852.09 and 30,957.93 is: 46,408.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,605.48 : 90,852.09 = 30,957.93 : x
  2. Step 2: Convert to fraction form
    60,605.48/90,852.09 = 30,957.93/x
  3. Step 3: Cross multiply
    60,605.48x = 90,852.09 × 30,957.93
  4. Step 4: Simplify right side
    60,605.48x = 2,812,592,188.31
  5. Step 5: Solve for x
    x = 2,812,592,188.31/60,605.48
  6. Step 6: Final answer
    x = 46,408.22

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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.