Home / 220,983.52-304,946.76-125,477.68

Finding the Fourth Proportional to 220,983.52, 304,946.76 and 125,477.68

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Solution

The fourth proportional to 220,983.52, 304,946.76 and 125,477.68 is: 173,153.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,983.52 : 304,946.76 = 125,477.68 : x
  2. Step 2: Convert to fraction form
    220,983.52/304,946.76 = 125,477.68/x
  3. Step 3: Cross multiply
    220,983.52x = 304,946.76 × 125,477.68
  4. Step 4: Simplify right side
    220,983.52x = 38,264,011,968.32
  5. Step 5: Solve for x
    x = 38,264,011,968.32/220,983.52
  6. Step 6: Final answer
    x = 173,153.24

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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.