Home / 99,256.48-148,886.64-46,636.96

Finding the Fourth Proportional to 99,256.48, 148,886.64 and 46,636.96

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Solution

The fourth proportional to 99,256.48, 148,886.64 and 46,636.96 is: 69,956.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,256.48 : 148,886.64 = 46,636.96 : x
  2. Step 2: Convert to fraction form
    99,256.48/148,886.64 = 46,636.96/x
  3. Step 3: Cross multiply
    99,256.48x = 148,886.64 × 46,636.96
  4. Step 4: Simplify right side
    99,256.48x = 6,943,620,274.21
  5. Step 5: Solve for x
    x = 6,943,620,274.21/99,256.48
  6. Step 6: Final answer
    x = 69,956.34

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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.