Home / 178,057.02-245,721.60-97,483.20

Finding the Fourth Proportional to 178,057.02, 245,721.60 and 97,483.20

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Solution

The fourth proportional to 178,057.02, 245,721.60 and 97,483.20 is: 134,528.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,057.02 : 245,721.60 = 97,483.20 : x
  2. Step 2: Convert to fraction form
    178,057.02/245,721.60 = 97,483.20/x
  3. Step 3: Cross multiply
    178,057.02x = 245,721.60 × 97,483.20
  4. Step 4: Simplify right side
    178,057.02x = 23,953,727,877.12
  5. Step 5: Solve for x
    x = 23,953,727,877.12/178,057.02
  6. Step 6: Final answer
    x = 134,528.41

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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.