Home / 165,439.52-248,038.30-53,055.77

Finding the Fourth Proportional to 165,439.52, 248,038.30 and 53,055.77

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Solution

The fourth proportional to 165,439.52, 248,038.30 and 53,055.77 is: 79,544.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,439.52 : 248,038.30 = 53,055.77 : x
  2. Step 2: Convert to fraction form
    165,439.52/248,038.30 = 53,055.77/x
  3. Step 3: Cross multiply
    165,439.52x = 248,038.30 × 53,055.77
  4. Step 4: Simplify right side
    165,439.52x = 13,159,862,730.71
  5. Step 5: Solve for x
    x = 13,159,862,730.71/165,439.52
  6. Step 6: Final answer
    x = 79,544.86

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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.