Home / 105,368.10-145,421.91-60,062.46

Finding the Fourth Proportional to 105,368.10, 145,421.91 and 60,062.46

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Solution

The fourth proportional to 105,368.10, 145,421.91 and 60,062.46 is: 82,894.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,368.10 : 145,421.91 = 60,062.46 : x
  2. Step 2: Convert to fraction form
    105,368.10/145,421.91 = 60,062.46/x
  3. Step 3: Cross multiply
    105,368.10x = 145,421.91 × 60,062.46
  4. Step 4: Simplify right side
    105,368.10x = 8,734,397,652.50
  5. Step 5: Solve for x
    x = 8,734,397,652.50/105,368.10
  6. Step 6: Final answer
    x = 82,894.14

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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.