Home / 98,022.60-145,925.37-97,439.40

Finding the Fourth Proportional to 98,022.60, 145,925.37 and 97,439.40

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Solution

The fourth proportional to 98,022.60, 145,925.37 and 97,439.40 is: 145,057.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,022.60 : 145,925.37 = 97,439.40 : x
  2. Step 2: Convert to fraction form
    98,022.60/145,925.37 = 97,439.40/x
  3. Step 3: Cross multiply
    98,022.60x = 145,925.37 × 97,439.40
  4. Step 4: Simplify right side
    98,022.60x = 14,218,880,497.58
  5. Step 5: Solve for x
    x = 14,218,880,497.58/98,022.60
  6. Step 6: Final answer
    x = 145,057.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.