Home / 249,312.64-344,065.44-136,145.92

Finding the Fourth Proportional to 249,312.64, 344,065.44 and 136,145.92

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Solution

The fourth proportional to 249,312.64, 344,065.44 and 136,145.92 is: 187,889.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,312.64 : 344,065.44 = 136,145.92 : x
  2. Step 2: Convert to fraction form
    249,312.64/344,065.44 = 136,145.92/x
  3. Step 3: Cross multiply
    249,312.64x = 344,065.44 × 136,145.92
  4. Step 4: Simplify right side
    249,312.64x = 46,843,105,869.00
  5. Step 5: Solve for x
    x = 46,843,105,869.00/249,312.64
  6. Step 6: Final answer
    x = 187,889.01

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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.