Home / 219,948.90-303,533.02-119,346.90

Finding the Fourth Proportional to 219,948.90, 303,533.02 and 119,346.90

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Solution

The fourth proportional to 219,948.90, 303,533.02 and 119,346.90 is: 164,700.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,948.90 : 303,533.02 = 119,346.90 : x
  2. Step 2: Convert to fraction form
    219,948.90/303,533.02 = 119,346.90/x
  3. Step 3: Cross multiply
    219,948.90x = 303,533.02 × 119,346.90
  4. Step 4: Simplify right side
    219,948.90x = 36,225,724,984.64
  5. Step 5: Solve for x
    x = 36,225,724,984.64/219,948.90
  6. Step 6: Final answer
    x = 164,700.64

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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.