Home / 229,056.12-316,032.78-148,487.04

Finding the Fourth Proportional to 229,056.12, 316,032.78 and 148,487.04

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Solution

The fourth proportional to 229,056.12, 316,032.78 and 148,487.04 is: 204,870.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,056.12 : 316,032.78 = 148,487.04 : x
  2. Step 2: Convert to fraction form
    229,056.12/316,032.78 = 148,487.04/x
  3. Step 3: Cross multiply
    229,056.12x = 316,032.78 × 148,487.04
  4. Step 4: Simplify right side
    229,056.12x = 46,926,772,045.17
  5. Step 5: Solve for x
    x = 46,926,772,045.17/229,056.12
  6. Step 6: Final answer
    x = 204,870.20

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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.