Home / 86,503.07-119,374.04-48,777.05

Finding the Fourth Proportional to 86,503.07, 119,374.04 and 48,777.05

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Solution

The fourth proportional to 86,503.07, 119,374.04 and 48,777.05 is: 67,312.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,503.07 : 119,374.04 = 48,777.05 : x
  2. Step 2: Convert to fraction form
    86,503.07/119,374.04 = 48,777.05/x
  3. Step 3: Cross multiply
    86,503.07x = 119,374.04 × 48,777.05
  4. Step 4: Simplify right side
    86,503.07x = 5,822,713,097.40
  5. Step 5: Solve for x
    x = 5,822,713,097.40/86,503.07
  6. Step 6: Final answer
    x = 67,312.22

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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.