Home / 170,747.03-235,710.63-99,113.27

Finding the Fourth Proportional to 170,747.03, 235,710.63 and 99,113.27

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Solution

The fourth proportional to 170,747.03, 235,710.63 and 99,113.27 is: 136,822.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,747.03 : 235,710.63 = 99,113.27 : x
  2. Step 2: Convert to fraction form
    170,747.03/235,710.63 = 99,113.27/x
  3. Step 3: Cross multiply
    170,747.03x = 235,710.63 × 99,113.27
  4. Step 4: Simplify right side
    170,747.03x = 23,362,050,134.51
  5. Step 5: Solve for x
    x = 23,362,050,134.51/170,747.03
  6. Step 6: Final answer
    x = 136,822.58

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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.