Home / 94,403.84-130,210.96-62,128.18

Finding the Fourth Proportional to 94,403.84, 130,210.96 and 62,128.18

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Solution

The fourth proportional to 94,403.84, 130,210.96 and 62,128.18 is: 85,693.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,403.84 : 130,210.96 = 62,128.18 : x
  2. Step 2: Convert to fraction form
    94,403.84/130,210.96 = 62,128.18/x
  3. Step 3: Cross multiply
    94,403.84x = 130,210.96 × 62,128.18
  4. Step 4: Simplify right side
    94,403.84x = 8,089,769,154.48
  5. Step 5: Solve for x
    x = 8,089,769,154.48/94,403.84
  6. Step 6: Final answer
    x = 85,693.22

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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.