Home / 249,023-343,652.76-135,848.12

Finding the Fourth Proportional to 249,023, 343,652.76 and 135,848.12

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Solution

The fourth proportional to 249,023, 343,652.76 and 135,848.12 is: 187,470.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,023 : 343,652.76 = 135,848.12 : x
  2. Step 2: Convert to fraction form
    249,023/343,652.76 = 135,848.12/x
  3. Step 3: Cross multiply
    249,023x = 343,652.76 × 135,848.12
  4. Step 4: Simplify right side
    249,023x = 46,684,581,378.81
  5. Step 5: Solve for x
    x = 46,684,581,378.81/249,023
  6. Step 6: Final answer
    x = 187,470.96

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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.