Home / 63,315.16-87,377.21-35,021.05

Finding the Fourth Proportional to 63,315.16, 87,377.21 and 35,021.05

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Solution

The fourth proportional to 63,315.16, 87,377.21 and 35,021.05 is: 48,330.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,315.16 : 87,377.21 = 35,021.05 : x
  2. Step 2: Convert to fraction form
    63,315.16/87,377.21 = 35,021.05/x
  3. Step 3: Cross multiply
    63,315.16x = 87,377.21 × 35,021.05
  4. Step 4: Simplify right side
    63,315.16x = 3,060,041,640.27
  5. Step 5: Solve for x
    x = 3,060,041,640.27/63,315.16
  6. Step 6: Final answer
    x = 48,330.32

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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.