Home / 141,573.32-212,283.06-70,339.76

Finding the Fourth Proportional to 141,573.32, 212,283.06 and 70,339.76

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Solution

The fourth proportional to 141,573.32, 212,283.06 and 70,339.76 is: 105,471.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,573.32 : 212,283.06 = 70,339.76 : x
  2. Step 2: Convert to fraction form
    141,573.32/212,283.06 = 70,339.76/x
  3. Step 3: Cross multiply
    141,573.32x = 212,283.06 × 70,339.76
  4. Step 4: Simplify right side
    141,573.32x = 14,931,939,492.47
  5. Step 5: Solve for x
    x = 14,931,939,492.47/141,573.32
  6. Step 6: Final answer
    x = 105,471.42

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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.