Home / 315,703.32-473,559.08-105,341.26

Finding the Fourth Proportional to 315,703.32, 473,559.08 and 105,341.26

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Solution

The fourth proportional to 315,703.32, 473,559.08 and 105,341.26 is: 158,013.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,703.32 : 473,559.08 = 105,341.26 : x
  2. Step 2: Convert to fraction form
    315,703.32/473,559.08 = 105,341.26/x
  3. Step 3: Cross multiply
    315,703.32x = 473,559.08 × 105,341.26
  4. Step 4: Simplify right side
    315,703.32x = 49,885,310,171.64
  5. Step 5: Solve for x
    x = 49,885,310,171.64/315,703.32
  6. Step 6: Final answer
    x = 158,013.26

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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.