Home / 52,008.55-78,056.60-48,728.05

Finding the Fourth Proportional to 52,008.55, 78,056.60 and 48,728.05

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Solution

The fourth proportional to 52,008.55, 78,056.60 and 48,728.05 is: 73,133.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,008.55 : 78,056.60 = 48,728.05 : x
  2. Step 2: Convert to fraction form
    52,008.55/78,056.60 = 48,728.05/x
  3. Step 3: Cross multiply
    52,008.55x = 78,056.60 × 48,728.05
  4. Step 4: Simplify right side
    52,008.55x = 3,803,545,907.63
  5. Step 5: Solve for x
    x = 3,803,545,907.63/52,008.55
  6. Step 6: Final answer
    x = 73,133.09

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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.