Home / 210,006.20-314,980.95-83,739.35

Finding the Fourth Proportional to 210,006.20, 314,980.95 and 83,739.35

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Solution

The fourth proportional to 210,006.20, 314,980.95 and 83,739.35 is: 125,597.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,006.20 : 314,980.95 = 83,739.35 : x
  2. Step 2: Convert to fraction form
    210,006.20/314,980.95 = 83,739.35/x
  3. Step 3: Cross multiply
    210,006.20x = 314,980.95 × 83,739.35
  4. Step 4: Simplify right side
    210,006.20x = 26,376,300,015.38
  5. Step 5: Solve for x
    x = 26,376,300,015.38/210,006.20
  6. Step 6: Final answer
    x = 125,597.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.