Home / 249,471.58-344,271.12-142,041.66

Finding the Fourth Proportional to 249,471.58, 344,271.12 and 142,041.66

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Solution

The fourth proportional to 249,471.58, 344,271.12 and 142,041.66 is: 196,017.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,471.58 : 344,271.12 = 142,041.66 : x
  2. Step 2: Convert to fraction form
    249,471.58/344,271.12 = 142,041.66/x
  3. Step 3: Cross multiply
    249,471.58x = 344,271.12 × 142,041.66
  4. Step 4: Simplify right side
    249,471.58x = 48,900,841,374.86
  5. Step 5: Solve for x
    x = 48,900,841,374.86/249,471.58
  6. Step 6: Final answer
    x = 196,017.68

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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.