Home / 90,737.86-136,134.44-46,395.74

Finding the Fourth Proportional to 90,737.86, 136,134.44 and 46,395.74

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Solution

The fourth proportional to 90,737.86, 136,134.44 and 46,395.74 is: 69,607.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,737.86 : 136,134.44 = 46,395.74 : x
  2. Step 2: Convert to fraction form
    90,737.86/136,134.44 = 46,395.74/x
  3. Step 3: Cross multiply
    90,737.86x = 136,134.44 × 46,395.74
  4. Step 4: Simplify right side
    90,737.86x = 6,316,058,083.29
  5. Step 5: Solve for x
    x = 6,316,058,083.29/90,737.86
  6. Step 6: Final answer
    x = 69,607.75

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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.