Home / 144,521.12-216,785.52-39,342.24

Finding the Fourth Proportional to 144,521.12, 216,785.52 and 39,342.24

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Solution

The fourth proportional to 144,521.12, 216,785.52 and 39,342.24 is: 59,014.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,521.12 : 216,785.52 = 39,342.24 : x
  2. Step 2: Convert to fraction form
    144,521.12/216,785.52 = 39,342.24/x
  3. Step 3: Cross multiply
    144,521.12x = 216,785.52 × 39,342.24
  4. Step 4: Simplify right side
    144,521.12x = 8,528,827,956.36
  5. Step 5: Solve for x
    x = 8,528,827,956.36/144,521.12
  6. Step 6: Final answer
    x = 59,014.41

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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.