Home / 219,053.93-302,287.88-122,260.55

Finding the Fourth Proportional to 219,053.93, 302,287.88 and 122,260.55

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Solution

The fourth proportional to 219,053.93, 302,287.88 and 122,260.55 is: 168,715.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,053.93 : 302,287.88 = 122,260.55 : x
  2. Step 2: Convert to fraction form
    219,053.93/302,287.88 = 122,260.55/x
  3. Step 3: Cross multiply
    219,053.93x = 302,287.88 × 122,260.55
  4. Step 4: Simplify right side
    219,053.93x = 36,957,881,261.35
  5. Step 5: Solve for x
    x = 36,957,881,261.35/219,053.93
  6. Step 6: Final answer
    x = 168,715.91

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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.