Home / 219,334.62-302,681.40-118,732.62

Finding the Fourth Proportional to 219,334.62, 302,681.40 and 118,732.62

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Solution

The fourth proportional to 219,334.62, 302,681.40 and 118,732.62 is: 163,850.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,334.62 : 302,681.40 = 118,732.62 : x
  2. Step 2: Convert to fraction form
    219,334.62/302,681.40 = 118,732.62/x
  3. Step 3: Cross multiply
    219,334.62x = 302,681.40 × 118,732.62
  4. Step 4: Simplify right side
    219,334.62x = 35,938,155,647.27
  5. Step 5: Solve for x
    x = 35,938,155,647.27/219,334.62
  6. Step 6: Final answer
    x = 163,850.81

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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.