Home / 152,447.40-210,374.70-84,463.02

Finding the Fourth Proportional to 152,447.40, 210,374.70 and 84,463.02

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Solution

The fourth proportional to 152,447.40, 210,374.70 and 84,463.02 is: 116,557.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,447.40 : 210,374.70 = 84,463.02 : x
  2. Step 2: Convert to fraction form
    152,447.40/210,374.70 = 84,463.02/x
  3. Step 3: Cross multiply
    152,447.40x = 210,374.70 × 84,463.02
  4. Step 4: Simplify right side
    152,447.40x = 17,768,882,493.59
  5. Step 5: Solve for x
    x = 17,768,882,493.59/152,447.40
  6. Step 6: Final answer
    x = 116,557.47

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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.