Home / 112,896.72-155,804.40-62,595.72

Finding the Fourth Proportional to 112,896.72, 155,804.40 and 62,595.72

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Solution

The fourth proportional to 112,896.72, 155,804.40 and 62,595.72 is: 86,385.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,896.72 : 155,804.40 = 62,595.72 : x
  2. Step 2: Convert to fraction form
    112,896.72/155,804.40 = 62,595.72/x
  3. Step 3: Cross multiply
    112,896.72x = 155,804.40 × 62,595.72
  4. Step 4: Simplify right side
    112,896.72x = 9,752,688,597.17
  5. Step 5: Solve for x
    x = 9,752,688,597.17/112,896.72
  6. Step 6: Final answer
    x = 86,385.93

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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.