Home / 229,328.04-316,622.55-148,984.53

Finding the Fourth Proportional to 229,328.04, 316,622.55 and 148,984.53

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Solution

The fourth proportional to 229,328.04, 316,622.55 and 148,984.53 is: 205,696.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,328.04 : 316,622.55 = 148,984.53 : x
  2. Step 2: Convert to fraction form
    229,328.04/316,622.55 = 148,984.53/x
  3. Step 3: Cross multiply
    229,328.04x = 316,622.55 × 148,984.53
  4. Step 4: Simplify right side
    229,328.04x = 47,171,861,799.15
  5. Step 5: Solve for x
    x = 47,171,861,799.15/229,328.04
  6. Step 6: Final answer
    x = 205,696.01

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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.