Home / 113,153.02-169,751.43-38,285.39

Finding the Fourth Proportional to 113,153.02, 169,751.43 and 38,285.39

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Solution

The fourth proportional to 113,153.02, 169,751.43 and 38,285.39 is: 57,435.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,153.02 : 169,751.43 = 38,285.39 : x
  2. Step 2: Convert to fraction form
    113,153.02/169,751.43 = 38,285.39/x
  3. Step 3: Cross multiply
    113,153.02x = 169,751.43 × 38,285.39
  4. Step 4: Simplify right side
    113,153.02x = 6,499,000,124.99
  5. Step 5: Solve for x
    x = 6,499,000,124.99/113,153.02
  6. Step 6: Final answer
    x = 57,435.50

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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.