Home / 210,030.32-289,842.30-119,386.84

Finding the Fourth Proportional to 210,030.32, 289,842.30 and 119,386.84

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Solution

The fourth proportional to 210,030.32, 289,842.30 and 119,386.84 is: 164,754.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,030.32 : 289,842.30 = 119,386.84 : x
  2. Step 2: Convert to fraction form
    210,030.32/289,842.30 = 119,386.84/x
  3. Step 3: Cross multiply
    210,030.32x = 289,842.30 × 119,386.84
  4. Step 4: Simplify right side
    210,030.32x = 34,603,356,295.33
  5. Step 5: Solve for x
    x = 34,603,356,295.33/210,030.32
  6. Step 6: Final answer
    x = 164,754.10

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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.