Home / 155,187.10-232,385.37-102,435.58

Finding the Fourth Proportional to 155,187.10, 232,385.37 and 102,435.58

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Solution

The fourth proportional to 155,187.10, 232,385.37 and 102,435.58 is: 153,392.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,187.10 : 232,385.37 = 102,435.58 : x
  2. Step 2: Convert to fraction form
    155,187.10/232,385.37 = 102,435.58/x
  3. Step 3: Cross multiply
    155,187.10x = 232,385.37 × 102,435.58
  4. Step 4: Simplify right side
    155,187.10x = 23,804,530,159.46
  5. Step 5: Solve for x
    x = 23,804,530,159.46/155,187.10
  6. Step 6: Final answer
    x = 153,392.45

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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.