Home / 211,852.65-292,285.53-119,959.38

Finding the Fourth Proportional to 211,852.65, 292,285.53 and 119,959.38

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Solution

The fourth proportional to 211,852.65, 292,285.53 and 119,959.38 is: 165,503.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,852.65 : 292,285.53 = 119,959.38 : x
  2. Step 2: Convert to fraction form
    211,852.65/292,285.53 = 119,959.38/x
  3. Step 3: Cross multiply
    211,852.65x = 292,285.53 × 119,959.38
  4. Step 4: Simplify right side
    211,852.65x = 35,062,390,961.77
  5. Step 5: Solve for x
    x = 35,062,390,961.77/211,852.65
  6. Step 6: Final answer
    x = 165,503.67

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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.