Home / 219,345.55-302,697.83-118,743.55

Finding the Fourth Proportional to 219,345.55, 302,697.83 and 118,743.55

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Solution

The fourth proportional to 219,345.55, 302,697.83 and 118,743.55 is: 163,866.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,345.55 : 302,697.83 = 118,743.55 : x
  2. Step 2: Convert to fraction form
    219,345.55/302,697.83 = 118,743.55/x
  3. Step 3: Cross multiply
    219,345.55x = 302,697.83 × 118,743.55
  4. Step 4: Simplify right side
    219,345.55x = 35,943,414,911.50
  5. Step 5: Solve for x
    x = 35,943,414,911.50/219,345.55
  6. Step 6: Final answer
    x = 163,866.62

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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.