Home / 61,762.20-85,236.15-34,907.16

Finding the Fourth Proportional to 61,762.20, 85,236.15 and 34,907.16

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Solution

The fourth proportional to 61,762.20, 85,236.15 and 34,907.16 is: 48,174.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,762.20 : 85,236.15 = 34,907.16 : x
  2. Step 2: Convert to fraction form
    61,762.20/85,236.15 = 34,907.16/x
  3. Step 3: Cross multiply
    61,762.20x = 85,236.15 × 34,907.16
  4. Step 4: Simplify right side
    61,762.20x = 2,975,351,925.83
  5. Step 5: Solve for x
    x = 2,975,351,925.83/61,762.20
  6. Step 6: Final answer
    x = 48,174.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.