Home / 242,947.80-335,424.06-152,427.96

Finding the Fourth Proportional to 242,947.80, 335,424.06 and 152,427.96

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Solution

The fourth proportional to 242,947.80, 335,424.06 and 152,427.96 is: 210,448.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,947.80 : 335,424.06 = 152,427.96 : x
  2. Step 2: Convert to fraction form
    242,947.80/335,424.06 = 152,427.96/x
  3. Step 3: Cross multiply
    242,947.80x = 335,424.06 × 152,427.96
  4. Step 4: Simplify right side
    242,947.80x = 51,128,005,200.72
  5. Step 5: Solve for x
    x = 51,128,005,200.72/242,947.80
  6. Step 6: Final answer
    x = 210,448.52

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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.