Home / 160,139.81-240,219.63-53,533.36

Finding the Fourth Proportional to 160,139.81, 240,219.63 and 53,533.36

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Solution

The fourth proportional to 160,139.81, 240,219.63 and 53,533.36 is: 80,303.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,139.81 : 240,219.63 = 53,533.36 : x
  2. Step 2: Convert to fraction form
    160,139.81/240,219.63 = 53,533.36/x
  3. Step 3: Cross multiply
    160,139.81x = 240,219.63 × 53,533.36
  4. Step 4: Simplify right side
    160,139.81x = 12,859,763,664.19
  5. Step 5: Solve for x
    x = 12,859,763,664.19/160,139.81
  6. Step 6: Final answer
    x = 80,303.35

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1.5x scale

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.