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Finding the Fourth Proportional to 228,055.50, 314,710.83 and 127,454.22

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Solution

The fourth proportional to 228,055.50, 314,710.83 and 127,454.22 is: 175,883.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,055.50 : 314,710.83 = 127,454.22 : x
  2. Step 2: Convert to fraction form
    228,055.50/314,710.83 = 127,454.22/x
  3. Step 3: Cross multiply
    228,055.50x = 314,710.83 × 127,454.22
  4. Step 4: Simplify right side
    228,055.50x = 40,111,223,363.20
  5. Step 5: Solve for x
    x = 40,111,223,363.20/228,055.50
  6. Step 6: Final answer
    x = 175,883.60

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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.