Home / 249,709.10-344,598.54-136,531.85

Finding the Fourth Proportional to 249,709.10, 344,598.54 and 136,531.85

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Solution

The fourth proportional to 249,709.10, 344,598.54 and 136,531.85 is: 188,413.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,709.10 : 344,598.54 = 136,531.85 : x
  2. Step 2: Convert to fraction form
    249,709.10/344,598.54 = 136,531.85/x
  3. Step 3: Cross multiply
    249,709.10x = 344,598.54 × 136,531.85
  4. Step 4: Simplify right side
    249,709.10x = 47,048,674,450.51
  5. Step 5: Solve for x
    x = 47,048,674,450.51/249,709.10
  6. Step 6: Final answer
    x = 188,413.94

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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.