Home / 137,275.04-189,341.90-125,981.01

Finding the Fourth Proportional to 137,275.04, 189,341.90 and 125,981.01

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Solution

The fourth proportional to 137,275.04, 189,341.90 and 125,981.01 is: 173,764.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,275.04 : 189,341.90 = 125,981.01 : x
  2. Step 2: Convert to fraction form
    137,275.04/189,341.90 = 125,981.01/x
  3. Step 3: Cross multiply
    137,275.04x = 189,341.90 × 125,981.01
  4. Step 4: Simplify right side
    137,275.04x = 23,853,483,167.41
  5. Step 5: Solve for x
    x = 23,853,483,167.41/137,275.04
  6. Step 6: Final answer
    x = 173,764.17

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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.