Home / 152,880.36-210,994.28-92,451.40

Finding the Fourth Proportional to 152,880.36, 210,994.28 and 92,451.40

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Solution

The fourth proportional to 152,880.36, 210,994.28 and 92,451.40 is: 127,594.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,880.36 : 210,994.28 = 92,451.40 : x
  2. Step 2: Convert to fraction form
    152,880.36/210,994.28 = 92,451.40/x
  3. Step 3: Cross multiply
    152,880.36x = 210,994.28 × 92,451.40
  4. Step 4: Simplify right side
    152,880.36x = 19,506,716,577.99
  5. Step 5: Solve for x
    x = 19,506,716,577.99/152,880.36
  6. Step 6: Final answer
    x = 127,594.65

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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.