Home / 147,851.64-221,730.93-47,988.77

Finding the Fourth Proportional to 147,851.64, 221,730.93 and 47,988.77

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Solution

The fourth proportional to 147,851.64, 221,730.93 and 47,988.77 is: 71,968.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,851.64 : 221,730.93 = 47,988.77 : x
  2. Step 2: Convert to fraction form
    147,851.64/221,730.93 = 47,988.77/x
  3. Step 3: Cross multiply
    147,851.64x = 221,730.93 × 47,988.77
  4. Step 4: Simplify right side
    147,851.64x = 10,640,593,493.00
  5. Step 5: Solve for x
    x = 10,640,593,493.00/147,851.64
  6. Step 6: Final answer
    x = 71,968.05

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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.