Home / 88,632.81-122,315.58-48,347.25

Finding the Fourth Proportional to 88,632.81, 122,315.58 and 48,347.25

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Solution

The fourth proportional to 88,632.81, 122,315.58 and 48,347.25 is: 66,720.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,632.81 : 122,315.58 = 48,347.25 : x
  2. Step 2: Convert to fraction form
    88,632.81/122,315.58 = 48,347.25/x
  3. Step 3: Cross multiply
    88,632.81x = 122,315.58 × 48,347.25
  4. Step 4: Simplify right side
    88,632.81x = 5,913,621,925.16
  5. Step 5: Solve for x
    x = 5,913,621,925.16/88,632.81
  6. Step 6: Final answer
    x = 66,720.46

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1.5x scale

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.