Home / 212,075.80-292,657.20-116,581.81

Finding the Fourth Proportional to 212,075.80, 292,657.20 and 116,581.81

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Solution

The fourth proportional to 212,075.80, 292,657.20 and 116,581.81 is: 160,878.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,075.80 : 292,657.20 = 116,581.81 : x
  2. Step 2: Convert to fraction form
    212,075.80/292,657.20 = 116,581.81/x
  3. Step 3: Cross multiply
    212,075.80x = 292,657.20 × 116,581.81
  4. Step 4: Simplify right side
    212,075.80x = 34,118,506,085.53
  5. Step 5: Solve for x
    x = 34,118,506,085.53/212,075.80
  6. Step 6: Final answer
    x = 160,878.83

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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.