Home / 124,068.18-186,074.10-35,319.72

Finding the Fourth Proportional to 124,068.18, 186,074.10 and 35,319.72

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Solution

The fourth proportional to 124,068.18, 186,074.10 and 35,319.72 is: 52,971.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,068.18 : 186,074.10 = 35,319.72 : x
  2. Step 2: Convert to fraction form
    124,068.18/186,074.10 = 35,319.72/x
  3. Step 3: Cross multiply
    124,068.18x = 186,074.10 × 35,319.72
  4. Step 4: Simplify right side
    124,068.18x = 6,572,085,111.25
  5. Step 5: Solve for x
    x = 6,572,085,111.25/124,068.18
  6. Step 6: Final answer
    x = 52,971.56

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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.