Home / 145,275.42-217,924.47-56,522.10

Finding the Fourth Proportional to 145,275.42, 217,924.47 and 56,522.10

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Solution

The fourth proportional to 145,275.42, 217,924.47 and 56,522.10 is: 84,787.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,275.42 : 217,924.47 = 56,522.10 : x
  2. Step 2: Convert to fraction form
    145,275.42/217,924.47 = 56,522.10/x
  3. Step 3: Cross multiply
    145,275.42x = 217,924.47 × 56,522.10
  4. Step 4: Simplify right side
    145,275.42x = 12,317,548,685.79
  5. Step 5: Solve for x
    x = 12,317,548,685.79/145,275.42
  6. Step 6: Final answer
    x = 84,787.56

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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.