Home / 249,708.71-344,598.02-136,531.46

Finding the Fourth Proportional to 249,708.71, 344,598.02 and 136,531.46

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Solution

The fourth proportional to 249,708.71, 344,598.02 and 136,531.46 is: 188,413.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,708.71 : 344,598.02 = 136,531.46 : x
  2. Step 2: Convert to fraction form
    249,708.71/344,598.02 = 136,531.46/x
  3. Step 3: Cross multiply
    249,708.71x = 344,598.02 × 136,531.46
  4. Step 4: Simplify right side
    249,708.71x = 47,048,470,783.71
  5. Step 5: Solve for x
    x = 47,048,470,783.71/249,708.71
  6. Step 6: Final answer
    x = 188,413.41

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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.