Home / 63,155.02-87,153.91-34,860.70

Finding the Fourth Proportional to 63,155.02, 87,153.91 and 34,860.70

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Solution

The fourth proportional to 63,155.02, 87,153.91 and 34,860.70 is: 48,107.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,155.02 : 87,153.91 = 34,860.70 : x
  2. Step 2: Convert to fraction form
    63,155.02/87,153.91 = 34,860.70/x
  3. Step 3: Cross multiply
    63,155.02x = 87,153.91 × 34,860.70
  4. Step 4: Simplify right side
    63,155.02x = 3,038,245,700.26
  5. Step 5: Solve for x
    x = 3,038,245,700.26/63,155.02
  6. Step 6: Final answer
    x = 48,107.75

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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.