Home / 249,113.61-343,767.65-135,933.93

Finding the Fourth Proportional to 249,113.61, 343,767.65 and 135,933.93

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Solution

The fourth proportional to 249,113.61, 343,767.65 and 135,933.93 is: 187,583.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,113.61 : 343,767.65 = 135,933.93 : x
  2. Step 2: Convert to fraction form
    249,113.61/343,767.65 = 135,933.93/x
  3. Step 3: Cross multiply
    249,113.61x = 343,767.65 × 135,933.93
  4. Step 4: Simplify right side
    249,113.61x = 46,729,686,991.69
  5. Step 5: Solve for x
    x = 46,729,686,991.69/249,113.61
  6. Step 6: Final answer
    x = 187,583.84

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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.