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Finding the Fourth Proportional to 249,882.88, 344,832.40 and 153,124.60

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Solution

The fourth proportional to 249,882.88, 344,832.40 and 153,124.60 is: 211,308.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,882.88 : 344,832.40 = 153,124.60 : x
  2. Step 2: Convert to fraction form
    249,882.88/344,832.40 = 153,124.60/x
  3. Step 3: Cross multiply
    249,882.88x = 344,832.40 × 153,124.60
  4. Step 4: Simplify right side
    249,882.88x = 52,802,323,317.04
  5. Step 5: Solve for x
    x = 52,802,323,317.04/249,882.88
  6. Step 6: Final answer
    x = 211,308.29

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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.