Home / 160,303.69-221,307.38-120,002.95

Finding the Fourth Proportional to 160,303.69, 221,307.38 and 120,002.95

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Solution

The fourth proportional to 160,303.69, 221,307.38 and 120,002.95 is: 165,670.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,303.69 : 221,307.38 = 120,002.95 : x
  2. Step 2: Convert to fraction form
    160,303.69/221,307.38 = 120,002.95/x
  3. Step 3: Cross multiply
    160,303.69x = 221,307.38 × 120,002.95
  4. Step 4: Simplify right side
    160,303.69x = 26,557,538,456.77
  5. Step 5: Solve for x
    x = 26,557,538,456.77/160,303.69
  6. Step 6: Final answer
    x = 165,670.16

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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.