Home / 147,441.09-221,161.02-42,260.16

Finding the Fourth Proportional to 147,441.09, 221,161.02 and 42,260.16

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Solution

The fourth proportional to 147,441.09, 221,161.02 and 42,260.16 is: 63,390.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,441.09 : 221,161.02 = 42,260.16 : x
  2. Step 2: Convert to fraction form
    147,441.09/221,161.02 = 42,260.16/x
  3. Step 3: Cross multiply
    147,441.09x = 221,161.02 × 42,260.16
  4. Step 4: Simplify right side
    147,441.09x = 9,346,300,090.96
  5. Step 5: Solve for x
    x = 9,346,300,090.96/147,441.09
  6. Step 6: Final answer
    x = 63,390.06

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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.