Home / 98,828.29-148,256.88-28,698.49

Finding the Fourth Proportional to 98,828.29, 148,256.88 and 28,698.49

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Solution

The fourth proportional to 98,828.29, 148,256.88 and 28,698.49 is: 43,051.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,828.29 : 148,256.88 = 28,698.49 : x
  2. Step 2: Convert to fraction form
    98,828.29/148,256.88 = 28,698.49/x
  3. Step 3: Cross multiply
    98,828.29x = 148,256.88 × 28,698.49
  4. Step 4: Simplify right side
    98,828.29x = 4,254,748,588.11
  5. Step 5: Solve for x
    x = 4,254,748,588.11/98,828.29
  6. Step 6: Final answer
    x = 43,051.93

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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.