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Finding the Fourth Proportional to 249,737.54, 344,646.06 and 136,560.29

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Solution

The fourth proportional to 249,737.54, 344,646.06 and 136,560.29 is: 188,457.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,737.54 : 344,646.06 = 136,560.29 : x
  2. Step 2: Convert to fraction form
    249,737.54/344,646.06 = 136,560.29/x
  3. Step 3: Cross multiply
    249,737.54x = 344,646.06 × 136,560.29
  4. Step 4: Simplify right side
    249,737.54x = 47,064,965,900.96
  5. Step 5: Solve for x
    x = 47,064,965,900.96/249,737.54
  6. Step 6: Final answer
    x = 188,457.71

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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.