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Finding the Fourth Proportional to 96,417.01, 133,055.99 and 53,397.91

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Solution

The fourth proportional to 96,417.01, 133,055.99 and 53,397.91 is: 73,689.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,417.01 : 133,055.99 = 53,397.91 : x
  2. Step 2: Convert to fraction form
    96,417.01/133,055.99 = 53,397.91/x
  3. Step 3: Cross multiply
    96,417.01x = 133,055.99 × 53,397.91
  4. Step 4: Simplify right side
    96,417.01x = 7,104,911,579.84
  5. Step 5: Solve for x
    x = 7,104,911,579.84/96,417.01
  6. Step 6: Final answer
    x = 73,689.40

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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.