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Finding the Fourth Proportional to 61,602.10, 92,403.15 and 44,762.20

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Solution

The fourth proportional to 61,602.10, 92,403.15 and 44,762.20 is: 67,143.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,602.10 : 92,403.15 = 44,762.20 : x
  2. Step 2: Convert to fraction form
    61,602.10/92,403.15 = 44,762.20/x
  3. Step 3: Cross multiply
    61,602.10x = 92,403.15 × 44,762.20
  4. Step 4: Simplify right side
    61,602.10x = 4,136,168,280.93
  5. Step 5: Solve for x
    x = 4,136,168,280.93/61,602.10
  6. Step 6: Final answer
    x = 67,143.30

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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.