Home / 210,113.24-289,969.98-119,477.64

Finding the Fourth Proportional to 210,113.24, 289,969.98 and 119,477.64

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Solution

The fourth proportional to 210,113.24, 289,969.98 and 119,477.64 is: 164,886.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,113.24 : 289,969.98 = 119,477.64 : x
  2. Step 2: Convert to fraction form
    210,113.24/289,969.98 = 119,477.64/x
  3. Step 3: Cross multiply
    210,113.24x = 289,969.98 × 119,477.64
  4. Step 4: Simplify right side
    210,113.24x = 34,644,928,881.25
  5. Step 5: Solve for x
    x = 34,644,928,881.25/210,113.24
  6. Step 6: Final answer
    x = 164,886.94

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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.