Home / 160,372.36-221,320.80-88,752.40

Finding the Fourth Proportional to 160,372.36, 221,320.80 and 88,752.40

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Solution

The fourth proportional to 160,372.36, 221,320.80 and 88,752.40 is: 122,482.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,372.36 : 221,320.80 = 88,752.40 : x
  2. Step 2: Convert to fraction form
    160,372.36/221,320.80 = 88,752.40/x
  3. Step 3: Cross multiply
    160,372.36x = 221,320.80 × 88,752.40
  4. Step 4: Simplify right side
    160,372.36x = 19,642,751,616.62
  5. Step 5: Solve for x
    x = 19,642,751,616.62/160,372.36
  6. Step 6: Final answer
    x = 122,482.15

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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.