Home / 213,646.98-294,830.28-118,151.60

Finding the Fourth Proportional to 213,646.98, 294,830.28 and 118,151.60

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Solution

The fourth proportional to 213,646.98, 294,830.28 and 118,151.60 is: 163,047.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,646.98 : 294,830.28 = 118,151.60 : x
  2. Step 2: Convert to fraction form
    213,646.98/294,830.28 = 118,151.60/x
  3. Step 3: Cross multiply
    213,646.98x = 294,830.28 × 118,151.60
  4. Step 4: Simplify right side
    213,646.98x = 34,834,669,310.45
  5. Step 5: Solve for x
    x = 34,834,669,310.45/213,646.98
  6. Step 6: Final answer
    x = 163,047.80

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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.