Home / 147,362.09-221,197.75-130,602.38

Finding the Fourth Proportional to 147,362.09, 221,197.75 and 130,602.38

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Solution

The fourth proportional to 147,362.09, 221,197.75 and 130,602.38 is: 196,040.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,362.09 : 221,197.75 = 130,602.38 : x
  2. Step 2: Convert to fraction form
    147,362.09/221,197.75 = 130,602.38/x
  3. Step 3: Cross multiply
    147,362.09x = 221,197.75 × 130,602.38
  4. Step 4: Simplify right side
    147,362.09x = 28,888,952,412.39
  5. Step 5: Solve for x
    x = 28,888,952,412.39/147,362.09
  6. Step 6: Final answer
    x = 196,040.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.