Home / 213,610.95-294,785.01-118,124.10

Finding the Fourth Proportional to 213,610.95, 294,785.01 and 118,124.10

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Solution

The fourth proportional to 213,610.95, 294,785.01 and 118,124.10 is: 163,012.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,610.95 : 294,785.01 = 118,124.10 : x
  2. Step 2: Convert to fraction form
    213,610.95/294,785.01 = 118,124.10/x
  3. Step 3: Cross multiply
    213,610.95x = 294,785.01 × 118,124.10
  4. Step 4: Simplify right side
    213,610.95x = 34,821,213,999.74
  5. Step 5: Solve for x
    x = 34,821,213,999.74/213,610.95
  6. Step 6: Final answer
    x = 163,012.31

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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.