Home / 146,981.77-202,935.01-98,656.18

Finding the Fourth Proportional to 146,981.77, 202,935.01 and 98,656.18

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Solution

The fourth proportional to 146,981.77, 202,935.01 and 98,656.18 is: 136,212.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,981.77 : 202,935.01 = 98,656.18 : x
  2. Step 2: Convert to fraction form
    146,981.77/202,935.01 = 98,656.18/x
  3. Step 3: Cross multiply
    146,981.77x = 202,935.01 × 98,656.18
  4. Step 4: Simplify right side
    146,981.77x = 20,020,791,860.19
  5. Step 5: Solve for x
    x = 20,020,791,860.19/146,981.77
  6. Step 6: Final answer
    x = 136,212.76

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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.