Home / 178,078.29-245,748.05-97,510.74

Finding the Fourth Proportional to 178,078.29, 245,748.05 and 97,510.74

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Solution

The fourth proportional to 178,078.29, 245,748.05 and 97,510.74 is: 134,564.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,078.29 : 245,748.05 = 97,510.74 : x
  2. Step 2: Convert to fraction form
    178,078.29/245,748.05 = 97,510.74/x
  3. Step 3: Cross multiply
    178,078.29x = 245,748.05 × 97,510.74
  4. Step 4: Simplify right side
    178,078.29x = 23,963,074,209.06
  5. Step 5: Solve for x
    x = 23,963,074,209.06/178,078.29
  6. Step 6: Final answer
    x = 134,564.83

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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.