Home / 152,429.51-210,387.71-101,444.40

Finding the Fourth Proportional to 152,429.51, 210,387.71 and 101,444.40

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Solution

The fourth proportional to 152,429.51, 210,387.71 and 101,444.40 is: 140,016.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,429.51 : 210,387.71 = 101,444.40 : x
  2. Step 2: Convert to fraction form
    152,429.51/210,387.71 = 101,444.40/x
  3. Step 3: Cross multiply
    152,429.51x = 210,387.71 × 101,444.40
  4. Step 4: Simplify right side
    152,429.51x = 21,342,655,261.94
  5. Step 5: Solve for x
    x = 21,342,655,261.94/152,429.51
  6. Step 6: Final answer
    x = 140,016.56

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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.