Home / 49,254-73,831.80-45,547.08

Finding the Fourth Proportional to 49,254, 73,831.80 and 45,547.08

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Solution

The fourth proportional to 49,254, 73,831.80 and 45,547.08 is: 68,275.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,254 : 73,831.80 = 45,547.08 : x
  2. Step 2: Convert to fraction form
    49,254/73,831.80 = 45,547.08/x
  3. Step 3: Cross multiply
    49,254x = 73,831.80 × 45,547.08
  4. Step 4: Simplify right side
    49,254x = 3,362,822,901.14
  5. Step 5: Solve for x
    x = 3,362,822,901.14/49,254
  6. Step 6: Final answer
    x = 68,275.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.