Home / 147,901.64-204,075.92-84,238.08

Finding the Fourth Proportional to 147,901.64, 204,075.92 and 84,238.08

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Solution

The fourth proportional to 147,901.64, 204,075.92 and 84,238.08 is: 116,232.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,901.64 : 204,075.92 = 84,238.08 : x
  2. Step 2: Convert to fraction form
    147,901.64/204,075.92 = 84,238.08/x
  3. Step 3: Cross multiply
    147,901.64x = 204,075.92 × 84,238.08
  4. Step 4: Simplify right side
    147,901.64x = 17,190,963,675.03
  5. Step 5: Solve for x
    x = 17,190,963,675.03/147,901.64
  6. Step 6: Final answer
    x = 116,232.41

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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.