Home / 210,582.51-315,827.35-60,790.25

Finding the Fourth Proportional to 210,582.51, 315,827.35 and 60,790.25

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Solution

The fourth proportional to 210,582.51, 315,827.35 and 60,790.25 is: 91,171.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,582.51 : 315,827.35 = 60,790.25 : x
  2. Step 2: Convert to fraction form
    210,582.51/315,827.35 = 60,790.25/x
  3. Step 3: Cross multiply
    210,582.51x = 315,827.35 × 60,790.25
  4. Step 4: Simplify right side
    210,582.51x = 19,199,223,563.34
  5. Step 5: Solve for x
    x = 19,199,223,563.34/210,582.51
  6. Step 6: Final answer
    x = 91,171.98

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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.