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Finding the Fourth Proportional to 174,038.93, 240,171.80 and 97,570.48

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Solution

The fourth proportional to 174,038.93, 240,171.80 and 97,570.48 is: 134,646.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,038.93 : 240,171.80 = 97,570.48 : x
  2. Step 2: Convert to fraction form
    174,038.93/240,171.80 = 97,570.48/x
  3. Step 3: Cross multiply
    174,038.93x = 240,171.80 × 97,570.48
  4. Step 4: Simplify right side
    174,038.93x = 23,433,676,720.18
  5. Step 5: Solve for x
    x = 23,433,676,720.18/174,038.93
  6. Step 6: Final answer
    x = 134,646.18

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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.