Home / 61,151.16-91,312.57-48,529.48

Finding the Fourth Proportional to 61,151.16, 91,312.57 and 48,529.48

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Solution

The fourth proportional to 61,151.16, 91,312.57 and 48,529.48 is: 72,465.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,151.16 : 91,312.57 = 48,529.48 : x
  2. Step 2: Convert to fraction form
    61,151.16/91,312.57 = 48,529.48/x
  3. Step 3: Cross multiply
    61,151.16x = 91,312.57 × 48,529.48
  4. Step 4: Simplify right side
    61,151.16x = 4,431,351,539.56
  5. Step 5: Solve for x
    x = 4,431,351,539.56/61,151.16
  6. Step 6: Final answer
    x = 72,465.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.