Home / 105,506,036.64-158,214,213.26-43,214,406.36

Finding the Fourth Proportional to 105,506,036.64, 158,214,213.26 and 43,214,406.36

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Solution

The fourth proportional to 105,506,036.64, 158,214,213.26 and 43,214,406.36 is: 64,803,242.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,506,036.64 : 158,214,213.26 = 43,214,406.36 : x
  2. Step 2: Convert to fraction form
    105,506,036.64/158,214,213.26 = 43,214,406.36/x
  3. Step 3: Cross multiply
    105,506,036.64x = 158,214,213.26 × 43,214,406.36
  4. Step 4: Simplify right side
    105,506,036.64x = 6,837,133,303,745,340
  5. Step 5: Solve for x
    x = 6,837,133,303,745,340/105,506,036.64
  6. Step 6: Final answer
    x = 64,803,242.75

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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.