Home / 249,561.90-344,395.46-142,141.93

Finding the Fourth Proportional to 249,561.90, 344,395.46 and 142,141.93

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Solution

The fourth proportional to 249,561.90, 344,395.46 and 142,141.93 is: 196,155.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,561.90 : 344,395.46 = 142,141.93 : x
  2. Step 2: Convert to fraction form
    249,561.90/344,395.46 = 142,141.93/x
  3. Step 3: Cross multiply
    249,561.90x = 344,395.46 × 142,141.93
  4. Step 4: Simplify right side
    249,561.90x = 48,953,035,367.64
  5. Step 5: Solve for x
    x = 48,953,035,367.64/249,561.90
  6. Step 6: Final answer
    x = 196,155.89

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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.