Home / 65,430.16-90,202.92-44,175.76

Finding the Fourth Proportional to 65,430.16, 90,202.92 and 44,175.76

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Solution

The fourth proportional to 65,430.16, 90,202.92 and 44,175.76 is: 60,901.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,430.16 : 90,202.92 = 44,175.76 : x
  2. Step 2: Convert to fraction form
    65,430.16/90,202.92 = 44,175.76/x
  3. Step 3: Cross multiply
    65,430.16x = 90,202.92 × 44,175.76
  4. Step 4: Simplify right side
    65,430.16x = 3,984,782,545.22
  5. Step 5: Solve for x
    x = 3,984,782,545.22/65,430.16
  6. Step 6: Final answer
    x = 60,901.31

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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.