Home / 145,706.36-201,084.06-88,351.16

Finding the Fourth Proportional to 145,706.36, 201,084.06 and 88,351.16

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Solution

The fourth proportional to 145,706.36, 201,084.06 and 88,351.16 is: 121,930.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,706.36 : 201,084.06 = 88,351.16 : x
  2. Step 2: Convert to fraction form
    145,706.36/201,084.06 = 88,351.16/x
  3. Step 3: Cross multiply
    145,706.36x = 201,084.06 × 88,351.16
  4. Step 4: Simplify right side
    145,706.36x = 17,766,009,958.51
  5. Step 5: Solve for x
    x = 17,766,009,958.51/145,706.36
  6. Step 6: Final answer
    x = 121,930.23

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1.5x scale

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.