Home / 102,317.10-153,475.65-97,724.40

Finding the Fourth Proportional to 102,317.10, 153,475.65 and 97,724.40

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Solution

The fourth proportional to 102,317.10, 153,475.65 and 97,724.40 is: 146,586.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,317.10 : 153,475.65 = 97,724.40 : x
  2. Step 2: Convert to fraction form
    102,317.10/153,475.65 = 97,724.40/x
  3. Step 3: Cross multiply
    102,317.10x = 153,475.65 × 97,724.40
  4. Step 4: Simplify right side
    102,317.10x = 14,998,315,810.86
  5. Step 5: Solve for x
    x = 14,998,315,810.86/102,317.10
  6. Step 6: Final answer
    x = 146,586.60

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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.