Home / 146,386.20-201,935.01-89,043.06

Finding the Fourth Proportional to 146,386.20, 201,935.01 and 89,043.06

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Solution

The fourth proportional to 146,386.20, 201,935.01 and 89,043.06 is: 122,832.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,386.20 : 201,935.01 = 89,043.06 : x
  2. Step 2: Convert to fraction form
    146,386.20/201,935.01 = 89,043.06/x
  3. Step 3: Cross multiply
    146,386.20x = 201,935.01 × 89,043.06
  4. Step 4: Simplify right side
    146,386.20x = 17,980,911,211.53
  5. Step 5: Solve for x
    x = 17,980,911,211.53/146,386.20
  6. Step 6: Final answer
    x = 122,832.01

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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.