Home / 249,795.50-344,718.06-136,618.52

Finding the Fourth Proportional to 249,795.50, 344,718.06 and 136,618.52

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Solution

The fourth proportional to 249,795.50, 344,718.06 and 136,618.52 is: 188,533.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,795.50 : 344,718.06 = 136,618.52 : x
  2. Step 2: Convert to fraction form
    249,795.50/344,718.06 = 136,618.52/x
  3. Step 3: Cross multiply
    249,795.50x = 344,718.06 × 136,618.52
  4. Step 4: Simplify right side
    249,795.50x = 47,094,871,174.47
  5. Step 5: Solve for x
    x = 47,094,871,174.47/249,795.50
  6. Step 6: Final answer
    x = 188,533.71

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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.