Home / 74,395.38-102,688.38-44,185.62

Finding the Fourth Proportional to 74,395.38, 102,688.38 and 44,185.62

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Solution

The fourth proportional to 74,395.38, 102,688.38 and 44,185.62 is: 60,989.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,395.38 : 102,688.38 = 44,185.62 : x
  2. Step 2: Convert to fraction form
    74,395.38/102,688.38 = 44,185.62/x
  3. Step 3: Cross multiply
    74,395.38x = 102,688.38 × 44,185.62
  4. Step 4: Simplify right side
    74,395.38x = 4,537,349,737.10
  5. Step 5: Solve for x
    x = 4,537,349,737.10/74,395.38
  6. Step 6: Final answer
    x = 60,989.67

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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.