Home / 175,807.12-242,599.51-103,202.25

Finding the Fourth Proportional to 175,807.12, 242,599.51 and 103,202.25

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Solution

The fourth proportional to 175,807.12, 242,599.51 and 103,202.25 is: 142,410.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,807.12 : 242,599.51 = 103,202.25 : x
  2. Step 2: Convert to fraction form
    175,807.12/242,599.51 = 103,202.25/x
  3. Step 3: Cross multiply
    175,807.12x = 242,599.51 × 103,202.25
  4. Step 4: Simplify right side
    175,807.12x = 25,036,815,284.26
  5. Step 5: Solve for x
    x = 25,036,815,284.26/175,807.12
  6. Step 6: Final answer
    x = 142,410.70

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1.5x scale

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.