Home / 60,317.60-90,432.66-40,547.12

Finding the Fourth Proportional to 60,317.60, 90,432.66 and 40,547.12

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Solution

The fourth proportional to 60,317.60, 90,432.66 and 40,547.12 is: 60,791.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,317.60 : 90,432.66 = 40,547.12 : x
  2. Step 2: Convert to fraction form
    60,317.60/90,432.66 = 40,547.12/x
  3. Step 3: Cross multiply
    60,317.60x = 90,432.66 × 40,547.12
  4. Step 4: Simplify right side
    60,317.60x = 3,666,783,916.94
  5. Step 5: Solve for x
    x = 3,666,783,916.94/60,317.60
  6. Step 6: Final answer
    x = 60,791.28

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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.