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Finding the Fourth Proportional to 124,570.40, 174,004.90 and 124,570.40

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Solution

The fourth proportional to 124,570.40, 174,004.90 and 124,570.40 is: 174,004.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,570.40 : 174,004.90 = 124,570.40 : x
  2. Step 2: Convert to fraction form
    124,570.40/174,004.90 = 124,570.40/x
  3. Step 3: Cross multiply
    124,570.40x = 174,004.90 × 124,570.40
  4. Step 4: Simplify right side
    124,570.40x = 21,675,859,994.96
  5. Step 5: Solve for x
    x = 21,675,859,994.96/124,570.40
  6. Step 6: Final answer
    x = 174,004.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.