Home / 249,170-343,864.08-141,749.84

Finding the Fourth Proportional to 249,170, 343,864.08 and 141,749.84

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Solution

The fourth proportional to 249,170, 343,864.08 and 141,749.84 is: 195,620.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,170 : 343,864.08 = 141,749.84 : x
  2. Step 2: Convert to fraction form
    249,170/343,864.08 = 141,749.84/x
  3. Step 3: Cross multiply
    249,170x = 343,864.08 × 141,749.84
  4. Step 4: Simplify right side
    249,170x = 48,742,678,321.75
  5. Step 5: Solve for x
    x = 48,742,678,321.75/249,170
  6. Step 6: Final answer
    x = 195,620.17

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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.