Home / 249,666.83-344,515.47-142,230.46

Finding the Fourth Proportional to 249,666.83, 344,515.47 and 142,230.46

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Solution

The fourth proportional to 249,666.83, 344,515.47 and 142,230.46 is: 196,263.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,666.83 : 344,515.47 = 142,230.46 : x
  2. Step 2: Convert to fraction form
    249,666.83/344,515.47 = 142,230.46/x
  3. Step 3: Cross multiply
    249,666.83x = 344,515.47 × 142,230.46
  4. Step 4: Simplify right side
    249,666.83x = 49,000,593,775.22
  5. Step 5: Solve for x
    x = 49,000,593,775.22/249,666.83
  6. Step 6: Final answer
    x = 196,263.93

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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.