Home / 212,075.40-292,664.06-121,461.40

Finding the Fourth Proportional to 212,075.40, 292,664.06 and 121,461.40

Calculator

Solution

The fourth proportional to 212,075.40, 292,664.06 and 121,461.40 is: 167,616.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,075.40 : 292,664.06 = 121,461.40 : x
  2. Step 2: Convert to fraction form
    212,075.40/292,664.06 = 121,461.40/x
  3. Step 3: Cross multiply
    212,075.40x = 292,664.06 × 121,461.40
  4. Step 4: Simplify right side
    212,075.40x = 35,547,386,457.28
  5. Step 5: Solve for x
    x = 35,547,386,457.28/212,075.40
  6. Step 6: Final answer
    x = 167,616.74

Related Problems

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.