Home / 63,931.55-88,225.74-34,859.70

Finding the Fourth Proportional to 63,931.55, 88,225.74 and 34,859.70

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Solution

The fourth proportional to 63,931.55, 88,225.74 and 34,859.70 is: 48,106.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,931.55 : 88,225.74 = 34,859.70 : x
  2. Step 2: Convert to fraction form
    63,931.55/88,225.74 = 34,859.70/x
  3. Step 3: Cross multiply
    63,931.55x = 88,225.74 × 34,859.70
  4. Step 4: Simplify right side
    63,931.55x = 3,075,522,828.68
  5. Step 5: Solve for x
    x = 3,075,522,828.68/63,931.55
  6. Step 6: Final answer
    x = 48,106.50

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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.