Home / 94,680.04-130,720.74-73,130.60

Finding the Fourth Proportional to 94,680.04, 130,720.74 and 73,130.60

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Solution

The fourth proportional to 94,680.04, 130,720.74 and 73,130.60 is: 100,968.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,680.04 : 130,720.74 = 73,130.60 : x
  2. Step 2: Convert to fraction form
    94,680.04/130,720.74 = 73,130.60/x
  3. Step 3: Cross multiply
    94,680.04x = 130,720.74 × 73,130.60
  4. Step 4: Simplify right side
    94,680.04x = 9,559,686,148.64
  5. Step 5: Solve for x
    x = 9,559,686,148.64/94,680.04
  6. Step 6: Final answer
    x = 100,968.34

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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.