Home / 178,255.60-245,988.78-97,681.36

Finding the Fourth Proportional to 178,255.60, 245,988.78 and 97,681.36

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Solution

The fourth proportional to 178,255.60, 245,988.78 and 97,681.36 is: 134,798.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,255.60 : 245,988.78 = 97,681.36 : x
  2. Step 2: Convert to fraction form
    178,255.60/245,988.78 = 97,681.36/x
  3. Step 3: Cross multiply
    178,255.60x = 245,988.78 × 97,681.36
  4. Step 4: Simplify right side
    178,255.60x = 24,028,518,575.14
  5. Step 5: Solve for x
    x = 24,028,518,575.14/178,255.60
  6. Step 6: Final answer
    x = 134,798.11

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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.