Home / 249,558.41-344,390.75-136,381.16

Finding the Fourth Proportional to 249,558.41, 344,390.75 and 136,381.16

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Solution

The fourth proportional to 249,558.41, 344,390.75 and 136,381.16 is: 188,206.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,558.41 : 344,390.75 = 136,381.16 : x
  2. Step 2: Convert to fraction form
    249,558.41/344,390.75 = 136,381.16/x
  3. Step 3: Cross multiply
    249,558.41x = 344,390.75 × 136,381.16
  4. Step 4: Simplify right side
    249,558.41x = 46,968,409,978.27
  5. Step 5: Solve for x
    x = 46,968,409,978.27/249,558.41
  6. Step 6: Final answer
    x = 188,206.08

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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.