Home / 302,071.08-453,323.76-112,557.60

Finding the Fourth Proportional to 302,071.08, 453,323.76 and 112,557.60

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Solution

The fourth proportional to 302,071.08, 453,323.76 and 112,557.60 is: 168,917.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,071.08 : 453,323.76 = 112,557.60 : x
  2. Step 2: Convert to fraction form
    302,071.08/453,323.76 = 112,557.60/x
  3. Step 3: Cross multiply
    302,071.08x = 453,323.76 × 112,557.60
  4. Step 4: Simplify right side
    302,071.08x = 51,025,034,448.58
  5. Step 5: Solve for x
    x = 51,025,034,448.58/302,071.08
  6. Step 6: Final answer
    x = 168,917.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.