Home / 178,002.18-245,643.31-97,434.81

Finding the Fourth Proportional to 178,002.18, 245,643.31 and 97,434.81

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Solution

The fourth proportional to 178,002.18, 245,643.31 and 97,434.81 is: 134,460.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,002.18 : 245,643.31 = 97,434.81 : x
  2. Step 2: Convert to fraction form
    178,002.18/245,643.31 = 97,434.81/x
  3. Step 3: Cross multiply
    178,002.18x = 245,643.31 × 97,434.81
  4. Step 4: Simplify right side
    178,002.18x = 23,934,209,237.62
  5. Step 5: Solve for x
    x = 23,934,209,237.62/178,002.18
  6. Step 6: Final answer
    x = 134,460.20

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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.