Home / 229,307.36-344,022.04-79,547.40

Finding the Fourth Proportional to 229,307.36, 344,022.04 and 79,547.40

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Solution

The fourth proportional to 229,307.36, 344,022.04 and 79,547.40 is: 119,342.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,307.36 : 344,022.04 = 79,547.40 : x
  2. Step 2: Convert to fraction form
    229,307.36/344,022.04 = 79,547.40/x
  3. Step 3: Cross multiply
    229,307.36x = 344,022.04 × 79,547.40
  4. Step 4: Simplify right side
    229,307.36x = 27,366,059,915.91
  5. Step 5: Solve for x
    x = 27,366,059,915.91/229,307.36
  6. Step 6: Final answer
    x = 119,342.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.