Home / 52,171.93-78,034.55-48,390.24

Finding the Fourth Proportional to 52,171.93, 78,034.55 and 48,390.24

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Solution

The fourth proportional to 52,171.93, 78,034.55 and 48,390.24 is: 72,378.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,171.93 : 78,034.55 = 48,390.24 : x
  2. Step 2: Convert to fraction form
    52,171.93/78,034.55 = 48,390.24/x
  3. Step 3: Cross multiply
    52,171.93x = 78,034.55 × 48,390.24
  4. Step 4: Simplify right side
    52,171.93x = 3,776,110,602.79
  5. Step 5: Solve for x
    x = 3,776,110,602.79/52,171.93
  6. Step 6: Final answer
    x = 72,378.21

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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.