Home / 142,256.32-213,384.64-37,075.20

Finding the Fourth Proportional to 142,256.32, 213,384.64 and 37,075.20

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Solution

The fourth proportional to 142,256.32, 213,384.64 and 37,075.20 is: 55,612.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,256.32 : 213,384.64 = 37,075.20 : x
  2. Step 2: Convert to fraction form
    142,256.32/213,384.64 = 37,075.20/x
  3. Step 3: Cross multiply
    142,256.32x = 213,384.64 × 37,075.20
  4. Step 4: Simplify right side
    142,256.32x = 7,911,278,204.93
  5. Step 5: Solve for x
    x = 7,911,278,204.93/142,256.32
  6. Step 6: Final answer
    x = 55,612.84

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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.