Home / 52,319.55-78,402.14-30,950.17

Finding the Fourth Proportional to 52,319.55, 78,402.14 and 30,950.17

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Solution

The fourth proportional to 52,319.55, 78,402.14 and 30,950.17 is: 46,379.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,319.55 : 78,402.14 = 30,950.17 : x
  2. Step 2: Convert to fraction form
    52,319.55/78,402.14 = 30,950.17/x
  3. Step 3: Cross multiply
    52,319.55x = 78,402.14 × 30,950.17
  4. Step 4: Simplify right side
    52,319.55x = 2,426,559,210.61
  5. Step 5: Solve for x
    x = 2,426,559,210.61/52,319.55
  6. Step 6: Final answer
    x = 46,379.59

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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.