Home / 147,805.02-221,739.93-47,975.22

Finding the Fourth Proportional to 147,805.02, 221,739.93 and 47,975.22

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Solution

The fourth proportional to 147,805.02, 221,739.93 and 47,975.22 is: 71,973.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,805.02 : 221,739.93 = 47,975.22 : x
  2. Step 2: Convert to fraction form
    147,805.02/221,739.93 = 47,975.22/x
  3. Step 3: Cross multiply
    147,805.02x = 221,739.93 × 47,975.22
  4. Step 4: Simplify right side
    147,805.02x = 10,638,021,924.53
  5. Step 5: Solve for x
    x = 10,638,021,924.53/147,805.02
  6. Step 6: Final answer
    x = 71,973.35

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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.