Home / 249,927.68-344,885.76-136,752.64

Finding the Fourth Proportional to 249,927.68, 344,885.76 and 136,752.64

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Solution

The fourth proportional to 249,927.68, 344,885.76 and 136,752.64 is: 188,710.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,927.68 : 344,885.76 = 136,752.64 : x
  2. Step 2: Convert to fraction form
    249,927.68/344,885.76 = 136,752.64/x
  3. Step 3: Cross multiply
    249,927.68x = 344,885.76 × 136,752.64
  4. Step 4: Simplify right side
    249,927.68x = 47,164,038,178.41
  5. Step 5: Solve for x
    x = 47,164,038,178.41/249,927.68
  6. Step 6: Final answer
    x = 188,710.74

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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.