Home / 249,419.54-344,312.28-158,899.64

Finding the Fourth Proportional to 249,419.54, 344,312.28 and 158,899.64

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Solution

The fourth proportional to 249,419.54, 344,312.28 and 158,899.64 is: 219,353.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,419.54 : 344,312.28 = 158,899.64 : x
  2. Step 2: Convert to fraction form
    249,419.54/344,312.28 = 158,899.64/x
  3. Step 3: Cross multiply
    249,419.54x = 344,312.28 × 158,899.64
  4. Step 4: Simplify right side
    249,419.54x = 54,711,097,339.58
  5. Step 5: Solve for x
    x = 54,711,097,339.58/249,419.54
  6. Step 6: Final answer
    x = 219,353.69

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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.