Home / 78,547.11-108,386.76-44,544.70

Finding the Fourth Proportional to 78,547.11, 108,386.76 and 44,544.70

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Solution

The fourth proportional to 78,547.11, 108,386.76 and 44,544.70 is: 61,467.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,547.11 : 108,386.76 = 44,544.70 : x
  2. Step 2: Convert to fraction form
    78,547.11/108,386.76 = 44,544.70/x
  3. Step 3: Cross multiply
    78,547.11x = 108,386.76 × 44,544.70
  4. Step 4: Simplify right side
    78,547.11x = 4,828,055,708.17
  5. Step 5: Solve for x
    x = 4,828,055,708.17/78,547.11
  6. Step 6: Final answer
    x = 61,467.01

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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.